2010-2011 Article Index

Click here for an index of articles from the 2009-2010 school year.

Download the complete Science World 2010-2011 Index here.

The following abbreviations are used in this index: S-September; O-October; N-November; D-December; Ja-January; F-February; Mr-March; Ap-April; My-May; T-Teacher’s Edition. Numbers before hyphens indicate dates; after hyphens, page numbers.

$100 NOTE
Circulating Money (activity), D6-T7
High-Tech Hundred (with diagram), D6-14

ACID RAIN
Cemetery Science (with diagram), O18-12
Cemetery Science (activity), O18-12
Analyzing Acid Rain (activity), O18-T6

ADAPTATIONS
Who You Callin' Ugly? F14-12
Ugly Adjectives (activity), F14-T6

AERODYNAMICS
3, 2, 1, Liftoff! Ap4/18-6
Blastoff! F14-5
Future Aircraft (with graph), My9-6
It's a Car! It's a Plane!, S27-2
Race for the Best Mileage (with diagram), S6-18
Race Results (activity), S6-T7

AIR POLLUTION
Cemetery Science (with diagram), O18-12
Cemetery Science (activity), O18-12
Analyzing Acid Rain (activity), O18-T6

AIRCRAFT
Future Aircraft (with graph), My9-6
How come your ears pop when you take off in a plane?, Ja3-24

ALBEDO
How to Cool Earth (with diagrams), Ap4/18-14

ALGAE
Inky Blast, N8/22-2

ALLERGIES
Buggy Food Coloring, Ap4/18-4

ALUMINUM
Toxic Flood (with diagram and map), Ja3-2

AMAZON RIVER
Adventure in the Amazon (with map and diagram), Ja24-10
Amazon Journey (activity), Ja24-T6

AMBER
Before and After (activity), Ap4/18-T6
Trapped in Time (with map), Ap4/18-24

AMPHIBIANS
I Want that Job! (herpetologist), N8/22-17

ANIMAL ADAPTATIONS
Ancient Terror (with diagram), D6-2

ANIMAL BEHAVIOR
Canine Heroes, My9-4
Whale Crash, O18-4

ANIMAL CONSERVATION
I Want that Job! (wildlife biology) S6-21

ANTHROPOLOGY
Garbologist, Mr21-19

ARCHAEOLOGY
Underwater Museum, O18-3

ARCTIC
Long-Distance Swim, Mr7-4

ART
I Want that Job! (medical artist), O18-19

ARTIFICIAL INTELLIGNECE
Jeopardy! Showdown, My9-7
Ping-Pong Bot, Mr21-4

ASH
Fire in the Sky (with diagram and map), Ja3-8
Fire in the Sky (activity), Ja3-11
Island Eruption (activity), Ja3-TE5

ASIAN CARP
Alien Visitors (activity), Ap4/18-T5
Intruder Alert! (with diagram and map), Ap4/18-18

ASK SCIENCE WORLD
How are gems formed? S6-24
How come your ears pop when you take off in a plane? Ja3-24
How did Uranus end up on its side? D6-16
How do boats float? Ja24-16
How do solar panels work? O18-24
How hot is the Earth's core? F14-24
How many times does Earth spin in a day? Ap4/18-32
What is saliva made of? S27-24
Why do animals have fur? N8/22-22
Why do we move in our sleep? Mr7-16
Why do your hands get wrinkly when you go swimming? My9-24
Why is the ocean salty? Mr21-24

ASTEROIDS
It Came From Space (with diagram), Mr7-14
What Killed the Dinosaurs? (activity), N8/22-T5

ATMOSPHERE
Breeding Giant Bugs (with graph), F14-7

ATMOSPHERIC LAYERS
Leap From Space (with diagram), S6-8
Record-Breaking Feats (activity), S6-T5

BALLOONS
Balloon Ride, S27-4

BAMBOO
Plight of the Panda (with map), Ap4/18-20

BASEBALL
The Perfect Pitch (with diagram), My9-8
Baseball Technology (activity), My9-T5

BATS
Batty Behavior (with diagram), Mr21-5
Who You Callin' Ugly? F14-12
Ugly Adjectives (activity), F14-T6

BATTERIES
Mining Lithium for Your iPod (with map and diagram), F14-16
Mining Lithium for Your iPod (activity), F14-20
Mining Lithium (activity), F14-T7

BAUMGARTNER, FELIX
Leap From Space (with diagram), S6-8
Record-Breaking Feats (activity), S6-T5

BEES
Animal Vision Revealed (with diagram), S27-14

BEETLES
Fighting for Scraps (with diagram), S6-12
Literary Devices (activity), S6-T6

BELLY BUTTON
Higher Navel, Faster Feet (with graph), 018-5

BICYCLING
Bike Engineer, Ap4/18-26
Head Protector (with graph), S27-6

BIODIVERSITY
Adventure in the Amazon (with map and diagram), Ja24-10
Amazon Journey (activity), Ja24-T6
Counting Critters (activity), N8/22-T6
Counting Critters (activity), N8/22-T6
Saving Wildlife (with graph), Ja24-4
Stunning New Species (with map), My9-10
Stunning New Species (activity), My9-13
Spotting New Species (activity), My9-T6
Taking Stock of Sea Life (with diagram), N8/22-14

BIOMES
Blooming Bubbles, Ja3-6

BIOMIMICRY
Tough Noggin (with diagram), My9-5

BIONICS
Bionic Body Parts (with diagrams), F14-8
Walking Machines (activity), F14-T5

BIRDS
Bald Bird, Ja3-22

BLACK HOLES
Strange Bubbles in Space (with diagram), F14-2

BLACK, JACK
Plight of the Panda (with map), Ap4/18-20

BOATS
Boat Made of Bottles (with diagram), N8/22-4
How do boats float? Ja24-16
Whale Crash, O18-4

BODY PIERCING
Studded Skin, F14-21

BOTTLES
Boat Made of Bottles (with diagram), N8/22-4

BRAIN CHEMISTRY
Animal Brains (activity), Ja3-TE6
The Brain on Love (with diagram), Ja3-12

BRITTLESTARS
Animal Vision Revealed (with diagram), S27-14

BUBBLES
Blooming Bubbles, Ja3-6

BUGS
Breeding Giant Bugs (with graph), F14-7

BULLFIGHTING
Impaled by a Horn, N8/22-20

BYOYANT FORCE
Balloon Ride, S27-4
Future Aircraft (with graph), My9-6
How do boats float? Ja24-16

BUTTERFLIES
Setting Out a Butterfly Banquet, N8/22-28

CARBON
Name That Element! (carbon), Mr21-16
Diamonds in Demand (activity), Mr21-T7

CARDIAC ARREST
New CPR Saves Lives (with graph), Mr7-5

CAREERS
I Want that Job! (bike engineer), Ap4/18-26
I Want that Job! (garbologist), Mr21-19
I Want that Job! (herpetologist), N8/22-17
I Want that Job! (hurricane hunter), S27-21
I Want that Job! (medical artist), O18-19
I Want that Job! (wildlife biology), S6-21
I Want that Job! (light-show designer), Ja3-19
I Want that Job! (master chocolatier), F14-22

CARS
It's a Car! It's a Plane! S27-2
Mining Lithium for Your iPod (with map and diagram), F14-16
This Car Drives Itself (with diagram), Mr7-4

CARTILIGE
Studded Skin, F14-21

CATS
Bionic Cat, S27-4
Purr-fect Lick, F14-4

CAVES
Martian Discovery, S27-3
Signals From Below, N8/22-26

CEMETERIES
Cemetery Science (with diagram), O18-12
Cemetery Science (activity), O18-12
Analyzing Acid Rain (activity), O18-T6

CENSUS OF MARINE LIFE
Counting Critters (activity), N8/22-T6
Taking Stock of Sea Life (with diagram), N8/22-14

CENTER OF GRAVITY
Higher Navel, Faster Feet (with graph), 018-5

CENTER OF MASS
Balancing Act? Ap4/18-4

CFLS
Energy in Your Home (activity), Ap4/18-T7
Save Energy, Save Earth (with diagram), Ap4/18-27

CHEMISTRY
Name That Element! (carbon), Mr21-16
Name That Element! (iodine), N8/22-10

CHINA
A Splashy Makeover, Mr21-6

CHOCOLATE
Master Chocolatier, F14-22

CLEOPATRA VII
Underwater Museum, O18-3

CLIMATE
How to Cool Earth (with diagrams), Ap4/18-14

CLIMATE CHANGE
Long-Distance Swim, Mr7-4

CLONING
Returned to Life (with diagram), Ap4/18-5

CLOWNFISH
Stunning Sea Flower, or Deadly Animal? (with diagram), Ja24-14
What Do You Want to Know? (activity), Ja24-T7

COCHINEAL BEETLES
Buggy Food Coloring, Ap4/18-4

COCHLEA
Bionic Body Parts (with diagrams), F14-8

COLLAGEN
Lab-Grown Lungs, F14-4

COMBUSTION
Deadly Blasts (with diagram), O18-16

COMETS
It Came From Space (with diagram), Mr7-14

CONDUCTORS
How do solar panels work? O18-24

COMPUTERS
Jeopardy! Showdown, My9-7

CONSERVATION
Mouse House, S27-7
Plight of the Panda (with map), Ap4/18-20
Vanishing Tigers (with graph), F14-6

CONSUMERS
Fighting for Scraps (activity), S6-17
Fighting for Scraps (with diagram), S6-12
Literary Devices (activity), S6-T6

CORE
How hot is the Earth's core? F14-24

COUNTERFEITING
Circulating Money (activity), D6-T7
High-Tech Hundred (with diagram), D6-14

CPR
New CPR Saves Lives (with graph), Mr7-5

CRATERS
Crash Course (activity), Mr7-T7

DATA
Science-Project Words to Know, N8/22-32
Tracking Forest Mammals, N8/22-30

DATABASES
Caught on Camera, Mr7-2

DAVIDSON, AMY
Freed From Rock, My9-18

DECOMPOSERS
Fighting for Scraps (activity), S6-17
Fighting for Scraps (with diagram), S6-12
Literary Devices (activity), S6-T6

DEFORESTATON
Adventure in the Amazon (with map and diagram), Ja24-10
Amazon Journey (activity), Ja24-T6

DENTISTS
Robo-Patient, S6-4

DERMATITIS
A Case of the Blues, S27-22

DIAMONDS
Name That Element! (carbon), Mr21-16
Diamonds in Demand (activity), Mr21-T7
How are gems formed? S6-24

DINOSAURS
Freed From Rock, My9-18
T. rex Brought to Life (with diagram), N8/22-6
What Killed the Dinosaurs? (activity), N8/22-T5

DISNEYLAND
Rethinking Fireworks (with diagram), Ap4/18-12

DNA
Amelia Earhart's Remains Found? (with map), Mr21-4
DNA Science (activity), S27-T7
DNA Trackers (with diagram), S27-18

DNA BARCODE REGION
DNA Science (activity), S27-T7
DNA Trackers (with diagram), S27-18

DOGS
Canine Heroes, My9-4
Sit. Stay. Recycle? (with graph), Ap4/18-7

DOLPHINS
Dolphin Device (with diagram), N8/22-3
Walk on the Wild Side, Ja24-5

DRINKING
Purr-fect Lick, F14-4

DRUG ABUSE
Heads Up: Real News About Drugs and Your Body, O18-20
Heads Up: Real News About Drugs and Your Body, Ja3-20
Heads Up: Real News About Drugs and Your Body, Mr21-20

EARHART, AMELIA
Amelia Earhart's Remains Found? (with map), Mr21-4

EARS
Stretched to the Limit, Mr21-22
How come your ears pop when you take off in a plane? Ja3-24

EARTH
How hot is the Earth's core? F14-24
How many times does Earth spin in a day? Ap4/18-32

EARTHQUAKES
Are Earthquakes on the Rise? (with graph), S6-5
Disaster in Japan (with diagram and map), My9-14
Moving Plates (activity), My9-T7

EASTERN GARBAGE PATCH
Boat Made of Bottles (with diagram), N8/22-4

ECHOLOCATION
Batty Behavior (with diagram), Mr21-5

EDEN PROJECT
Blooming Bubbles, Ja3-6

EGGS
Balancing Act? Ap4/18-4
Rock-Climbing Bears, O18-4

ELECTROMAGNETIC SPECTRUM
Animal Vision Revealed (with diagram), S27-14
The Human Eye (activity), S27-T6

ELEMENTS
Name That Element! (carbon), Mr21-16
Diamonds in Demand (activity), Mr21-T7
Name That Element! (iodine), N8/22-10
Name That Element! (activity), N8/22-13

EMERGENCIES
New CPR Saves Lives (with graph), Mr7-5

ENDANGERED SPECIES
One Smelly Bird, Ja3-4
Plight of the Panda (with map), Ap4/18-20
Saving Wildlife (with graph), Ja24-4
Vanishing Tigers (with graph), F14-6

ENERGY
Energy in Your Home (activity), Ap4/18-T7
Save Energy, Save Earth (with diagram), Ap4/18-27
Stretched to the Limit, Mr21-22

ENGINEERING
A Splashy Makeover, Mr21-6
Bike Engineer, Ap4/18-26

ENVIROPIGS
Eco-Friendly Pigs (with diagram), Ja3-5

EROSION
Locating Sinkholes (activity), D6-T6
Swallowed by a Sinkhole (with diagram), D6-10
Swallowed by a Sinkhole (activity), D6-13

EVEREST
Record-Setting Climb (with graph), S27-5

EXPLOSIONS
Deadly Blasts (with diagram), O18-16

EYELIDS
Massive Eye Strain, S6-3

EYES
Animal Vision Revealed (with diagram), S27-14
Private Eye (with diagram), D6-4
The Human Eye (activity), S27-T6

EYJAFJALLAJOKULL
Fire in the Sky (with diagram and map), Ja3-8
Fire in the Sky (activity), Ja3-11
Island Eruption (activity), Ja3-TE5

FEATHERS
Bald Bird, Ja3-22

FEET
Bionic Cat, S27-4
Spare Parts, Ap4/18-30

FINGERPRINTS
The Science of Fingerprints (activity), O18-T7

FINS
Caught on Camera, Mr7-2

FIREWORKS
Rethinking Fireworks (with diagram), Ap4/18-12

FISH
Fanged Fish, S6-7

FLIGHT
Future Aircraft (with graph), My9-6

FLU
Ouchless Vaccine (with diagram), N8/22-3

FLUKES
Walk on the Wild Side, Ja24-5

FOOD
Buggy Food Coloring, Ap4/18-4
Insect Toppings, S6-22

FOOD WEBS
Gulf Oil Spill: One Year Later (with diagram and graph), Ap4/18-2

FORCES AND MOTION
Massive Eye Strain, S6-3
Skate Like a Pro (with diagram), Ja3-16
Skateboarding Physics (activity), Ja3-TE7
Space: The Ultimate Vacation Destination (with diagram), Mr7-10
The Perfect Pitch (with diagram), My9-8

FORENSICS
Deadly Blasts (with diagram), O18-16
The Science of Fingerprints (activity), O18-T7

FORESTS
Tracking Forest Mammals, N8/22-30

FOSSIL FUELS
A Barrel of Oil (activity), S27-T5
Drilling for Oil (with map and diagram), S27-8
Drilling for Oil (activity), S27-13
Energy in Your Home (activity), Ap4/18-T7
How to Cool Earth (with diagrams), Ap4/18-14
Save Energy, Save Earth (with diagram), Ap4/18-27

FOSSILS
Ancient Terror (with diagram), D6-2
The Perfect Pitch (with diagram), My9-8
T. rex Brought to Life (with diagram), N8/22-6
What Killed the Dinosaurs? (activity), N8/22-T5

FREEZING
Roving Rocks, D6-4

FROGS
Animal Vision Revealed (with diagram), S27-14

FUELS
Race for the Best Mileage (with diagram), S6-18
Race Results (activity), S6-T7
Rethinking Fireworks (with diagram), Ap4/18-12

FUR
Why do animals have fur? N8/22-22

GAMMA RAYS
Strange Bubbles in Space (with diagram), F14-2

GARBAGE
Garbologist, Mr21-19

GECKOS
Who You Callin' Ugly? F14-12
Ugly Adjectives (activity), F14-T6

GEMS
How are gems formed? S6-24

GENETIC ENGINEERING
Eco-Friendly Pigs (with diagram), Ja3-5

GENETICS
A Hairy Pig! S6-4
Design Your Own Hybrid (activity), D6-T5
Mixed-Up Species (with diagram), D6-6
Spare Parts, Ap4/18-30

GIANT PANDAS
Plight of the Panda (with map), Ap4/18-20

GLACIERS
How to Cool Earth (with diagrams), Ap4/18-14
Under the Ice (with diagram and graph), My9-2

GLEE
Measuring Breaths (activity), N8/22-T7
Singing Sensations (with diagram), N8/22-18

GLOBAL WARMING
Rock-Climbing Bears, O18-4

GOOGLE
This Car Drives Itself (with diagram), Mr7-4

GRAVITY
A Splashy Makeover, Mr21-6
Purr-fect Lick, F14-4

GREAT LAKES
Alien Visitors (activity), Ap4/18-T5
Intruder Alert! (with diagram and map), Ap4/18-18

GREENHOUSE GASES
Energy in Your Home (activity), Ap4/18-T7
How to Cool Earth (with diagrams), Ap4/18-14
Save Energy, Save Earth (with diagram), Ap4/18-27

GROSS OUT
A Case of the Blues, S27-22
Bald Bird, Ja3-22
Bug Bite, O18-22
Impaled by a Horn, N8/22-20
Insect Sushi, Anyone? My9-22
Insect Toppings, S6-22
Spare Parts, Ap4/18-30
Stretched to the Limit, Mr21-22
Studded Skin, F14-21

GUATEMALA
Swallowed by a Sinkhole (with diagram), D6-10
Swallowed by a Sinkhole (activity), D6-13

GULF OF MEXICO
A Barrel of Oil (activity), S27-T5
Drilling for Oil (activity), S27-13
Drilling for Oil (with map and diagram), S27-8
Gulf Oil Spill: One Year Later (with diagram and graph), Ap4/18-2

HANDS-ON SCIENCE
Cemetery Science (activity), O18-15
Drilling for Oil (activity), S27-13
Fighting for Scraps (activity), S6-17
Fire in the Sky (activity), Ja3-11
Killer Storms (activity), Ap4/18-11
Measuring Breaths (activity), N8/22-T7
Mining Lithium for Your iPod (activity), F14-20
Name That Element! (activity), N8/22-13
Spare Parts, Ap4/18-30
Stunning New Species (activity), My9-13
Swallowed by a Sinkhole (activity), D6-13
Unlocking the Mysteries of Migration (activity), Mr21-15

HAWAII
River of Lava (with graph),O18-6

HAWK, TONY
Skate Like a Pro (with diagram), Ja3-16
Skateboarding Physics (activity), Ja3-TE7

HEAVY METALS
A Case of the Blues, S27-22

HEIMLICH MANEUVER
Heimlich Hero, S27-3

HELMETS
Head Protector (with graph), S27-6

HENDRICKSON, SUE
T. rex Brought to Life (with diagram), N8/22-6

HERPETOLOGY
I Want that Job! (herpetologist), N8/22-17

HOMES
Energy in Your Home (activity), Ap4/18-T7
Save Energy, Save Earth (with diagram), Ap4/18-27

HORSES
Dog-Sized Horse, S6-2

HUMAN BODY
Life on Mars (with diagram), Mr7-6

HUMAN SPACEFLIGHT
Out of This World (activity), Mr7-T6
Space: The Ultimate Vacation Destination (with diagram), Mr7-10

HUNGARY
Toxic Flood (with diagram and map), Ja3-2

HURRICANES
I Want that Job! (hurricane hunter), S27-21

HYBRIDS
Design Your Own Hybrid (activity), D6-T5
Mixed-Up Species (with diagram), D6-6

ICE AGE
Returned to Life (with diagram), Ap4/18-5

ICELAND
Fire in the Sky (with diagram and map), Ja3-8
Fire in the Sky (activity), Ja3-11
Island Eruption (activity), Ja3-TE5

I-LIMB
Bionic Body Parts (with diagrams), F14-8

IMMUNE SYSTEM
Germ Warfare (with diagram), Mr21-8
Mosquito-Borne Diseases (activity), Mr21-T5

INDIA
Before and After (activity), Ap4/18-T6
Trapped in Time (with map), Ap4/18-24

INJURIES
Tripped up by Pets (with graph), S6-6
Head Protector (with graph), S27-6

INSECTS
Before and After (activity), Ap4/18-T6
Buggy Food Coloring, Ap4/18-4
Insect Sushi, Anyone? My9-22
Insect Toppings, S6-22
Trapped in Time (with map), Ap4/18-24

INVASIVE SPECIES
Alien Visitors (activity), Ap4/18-T5
Intruder Alert! (with diagram and map), Ap4/18-18

IODINE
Name That Element! (iodine), N8/22-10
Name That Element! (activity), N8/22-13

IPAD
Dolphin Device (with diagram), N8/22-3

IRISES
Private Eye (with diagram), D6-4

JAPAN
Disaster in Japan (with diagram and map), My9-14
Moving Plates (activity), My9-T7

JEOPARDY!
Jeopardy! Showdown My9-7

JET PACK
Blastoff! F14-5

JUSTIN
Android Astronauts (with diagram), Ja24-2

KANE, PATRICK
Bionic Body Parts (with diagrams), F14-8

KARST TERRAIN
Locating Sinkholes (activity), D6-T6
Swallowed by a Sinkhole (with diagram), D6-10
Swallowed by a Sinkhole (activity), D6-13

KIWIS
One Smelly Bird, Ja3-4

KUNG FU PANDA 2
Plight of the Panda (with map), Ap4/18-20

LAKE VOSTOK
Under the Ice (with diagram and graph), My9-2

LAND MINES
A Nose for Danger, D6-5

LARGE HADRON COLLIDER
Extreme Science Labs (with diagram), Ja24-6

LASERS
Light-Show Designer, Ja3-19

LAVA
River of Lava (with graph), O18-6

LIFEGUARDS
Canine Heroes, My9-4

LIFT
Space: The Ultimate Vacation Destination (with diagram), Mr7-10

LIGHTNING
Fire in the Sky (with diagram and map), Ja3-8
Fire in the Sky (activity), Ja3-11

LITHIUM
Mining Lithium for Your iPod (with map and diagram), F14-16
Mining Lithium for Your iPod (activity), F14-20
Mining Lithium (activity), F14-T7

LIZARDS
Double Take, O18-2

LOGGERHEAD TURTLES
Estimating Animals: Sampling (activity), Mr21-T6
Unlocking the Mysteries of Migration (with maps), Mr21-12

LOVE
Animal Brains (activity), Ja3-TE6
The Brain on Love (with diagram), Ja3-12

LUNGS
Lab-Grown Lungs, F14-4

MAGNETIC FIELDS
Quakes in Space, O18-7
Unlocking the Mysteries of Migration (with maps), Mr21-12
Unlocking the Mysteries of Migration (activity), Mr21-15
Estimating Animals: Sampling (activity), Mr21-T6

MAMMALS
Tracking Forest Mammals, N8/22-30
Why do animals have fur? N8/22-22

MALARIA
Germ Warfare (with diagram), Mr21-8
Mosquito-Borne Diseases (activity), Mr21-T5

MAMMOTHS
Returned to Life (with diagram), Ap4/18-5

MANTIS SHRIMP
Animal Vision Revealed (with diagram), S27-14

MARS
Life on Mars (with diagram), Mr7-6
Martian Discovery, S27-3
Visiting Mars (activity), Mr7-T5

MATERIALS SCIENCE
Strong as Spider Silk (with graph), Ja3-4

MEDICINE
I Want that Job! (medical artist), O18-19

METEORITES
Crash Course (activity), Mr7-T7
It Came From Space (with diagram), Mr7-14

METEOROLOGIST
I Want that Job! (hurricane hunter), S27-21

MICE
Mouse House, S27-7

MICROCOSMOS
Zoomed Images, Ja24-4

MICROPRINTING
Circulating Money (activity), D6-T7
High-Tech Hundred (with diagram), D6-14

MICROSCOPES
Zoomed Images, Ja24-4

MIGRATIONS
Taking Stock of Sea Life (with diagram), N8/22-14
Unlocking the Mysteries of Migration (with maps), Mr21-12
Unlocking the Mysteries of Migration (activity), Mr21-15
Estimating Animals: Sampling (activity), Mr21-T6

MILKY WAY
Strange Bubbles in Space (with diagram), F14-2

MINING
Mining Lithium for Your iPod (with map and diagram), F14-16
Mining Lithium (activity), F14-T7

MOLECULES
Inky Blast, N8/22-2

MONARCH BUTTERFLIES
Unlocking the Mysteries of Migration (with maps), Mr21-12
Estimating Animals: Sampling (activity), Mr21-T6

MOSQUITOES
Germ Warfare (with diagram), Mr21-8
Mosquito-Borne Diseases (activity), Mr21-T5

MUMMIFICATION
Ancient Pets Preserved (with diagram), O18-8
Mummies in History (activity), O18-T5

MUSEUMS
Underwater Museum, O18-3

MUTUALISM
Stunning Sea Flower, or Deadly Animal? (with diagram), Ja24-14
What Do You Want to Know? (activity), Ja24-T7

NATURAL DISASTERS
Disaster in Japan (with diagram and map), My9-14
Moving Plates (activity), My9-T7

NATURAL RESOURCES
A Barrel of Oil (activity), S27-T5
Drilling for Oil (with map and diagram), S27-8
Drilling for Oil (activity), S27-13

NEUROTRANSMITTERS
Animal Brains (activity), Ja3-TE6
The Brain on Love (with diagram), Ja3-12

NEUTRINOS
Extreme Science Labs (with diagram), Ja24-6

NEW SPECIES
Fanged Fish, S6-7

OCEANS
Counting Critters (activity), N8/22-T6
Taking Stock of Sea Life (with diagram), N8/22-14
Why is the ocean salty? Mr21-24

ODORS
One Smelly Bird, Ja3-4

OFFSHORE OIL DRILLING
A Barrel of Oil (activity), S27-T5
Drilling for Oil (with map and diagram), S27-8
Drilling for Oil (activity), S27-13

OIL SPILL
A Barrel of Oil (activity), S27-T5
Drilling for Oil (with map and diagram), S27-8
Drilling for Oil (activity), S27-13
Gulf Oil Spill: One Year Later (with diagram and graph), Ap4/18-2

OLFACTION
A Nose for Danger, D6-5

OPTICAL ILLUSIONS
Image Warns Motorists (with graph), Ja3-7

ORBITS
How did Uranus end up on its side? D6-16
How many times does Earth spin in a day? Ap4/18-32

ORGANS
Lab-Grown Lungs, F14-4

OXYGEN
Breeding Giant Bugs (with graph), F14-7

PANCAKES
Chef-Bot, O18-3

PARASITES
Germ Warfare (with diagram), Mr21-8
Mosquito-Borne Diseases (activity), Mr21-T5

PERCHLORATE
Rethinking Fireworks (with diagram), Ap4/18-12

PERIODIC TABLE
Diamonds in Demand (activity), Mr21-T7
Name That Element! (carbon), Mr21-16
Name That Element! (iodine), N8/22-10

PETS
Ancient Pets Preserved (with diagram), O18-8
Mummies in History (activity), O18-T5
Tripped up by Pets (with graph), S6-6

PHOSPHOROUS
Eco-Friendly Pigs (with diagram), Ja3-5

PHYSIOLOGY
Measuring Breaths (activity), N8/22-T7
Singing Sensations (with diagram), N8/22-18

PIGS
A Hairy Pig! S6-4

PING-PONG
Ping-Pong Bot, Mr21-4

PITCHERS
The Perfect Pitch (with diagram), My9-8
Baseball Technology (activity), My9-T5

PLANES
It's a Car! It's a Plane! S27-2

PLANETS
How did Uranus end up on its side? D6-16

PLASTIC
Sit. Stay. Recycle? (with graph), Ap4/18-7

PLASTIKI
Boat Made of Bottles (with diagram), N8/22-4

PLATE TECTONICS
Before and After (activity), Ap4/18-T6
Disaster in Japan (with diagram and map), My9-14
Moving Plates (activity), My9-T7
Record-Setting Climb (with graph), S27-5
Trapped in Time (with map), Ap4/18-24

POLAR BEARS
Long-Distance Swim, Mr7-4
Rock-Climbing Bears, O18-4

POLLUTION
Gulf Oil Spill: One Year Later (with diagram and graph), Ap4/18-2
Rethinking Fireworks (with diagram), Ap4/18-12
Snail Guards, My9-4
Toxic Flood (with diagram and map), Ja3-2

POLYDACTYLY
Spare Parts, Ap4/18-30

PREPARATORS
Freed From Rock, My9-18

PRESCRIPTION DRUGS
Heads Up: Real News About Drugs and Your Body, O18-20
Heads Up: Real News About Drugs and Your Body, Ja3-20
Heads Up: Real News About Drugs and Your Body, Mr21-20

PROBOSCIS MONKEYS
Who You Callin' Ugly? F14-12
Ugly Adjectives (activity), F14-T6

PROCEDURES
Science-Project Words to Know, N8/22-32
Setting Out a Butterfly Banquet, N8/22-28

PROMINENCE
Solar Snapshot, S6-2

PROSTHESES
Bionic Cat, S27-4

PROSTHETICS
Bionic Body Parts (with diagrams), F14-8
Walking Machines (activity), F14-T5

PROTONS
Extreme Science Labs (with diagram), Ja24-6

QUIZ
What's Your Style? N8/22-24

RADAR
Killer Storms (with diagram), Ap4/18-8

RADIO WAVES
Signals From Below, N8/22-26

RAIN FORESTS
Adventure in the Amazon (with map and diagram), Ja24-10
Amazon Journey (activity), Ja24-T6

RATS
A Nose for Danger, D6-5

RECYCLING
Boat Made of Bottles (with diagram), N8/22-4
Sit. Stay. Recycle? (with graph), Ap4/18-7

RED CRABS
Estimating Animals: Sampling (activity), Mr21-T6
Unlocking the Mysteries of Migration (with maps), Mr21-12

RED DYE
Buggy Food Coloring, Ap4/18-4

REFORESTATION
Tracking Forest Mammals, N8/22-30

REM
Why do we move in our sleep? Mr7-16

REPRODUCTION
Double Take, O18-2

REPTILES
I Want that Job! (herpetologist), N8/22-17

RESOURCES
Mining Lithium for Your iPod (with map and diagram), F14-16
Mining Lithium (activity), F14-T7

RETINA
Bionic Body Parts (with diagrams), F14-8

ROBONAUT 2
Android Astronauts (with diagram), Ja24-2

ROBOTS
Android Astronauts (with diagram), Ja24-2
Chef-Bot, O18-3
Ping-Pong Bot, Mr21-4
Robo-Patient, S6-4

ROCKETS
3, 2, 1, Liftoff! Ap4/18-6

ROCKS
Roving Rocks, D6-4

ROMERO, JORDAN
Record-Setting Climb (with graph), S27-5

ROTATION
How many times does Earth spin in a day? Ap4/18-32

RUNNING
Higher Navel, Faster Feet (with graph), O18-5

SALIVA
What is saliva made of? S27-24

SALTS
Name That Element! (activity), N8/22-13
Why is the ocean salty? Mr21-24

SCAVENGERS
Fighting for Scraps (with diagram), S6-12
Literary Devices (activity), S6-T6

SCIENCE INQUIRY
Extreme Science Labs (with diagram), Ja24-6
Storing Seeds (activity), Ja24-T5

SCIENCE-PROJECT GUIDE
Science-Project Words to Know, N8/22-32
Setting Out a Butterfly Banquet, N8/22-28
Signals From Below, N8/22-26
Tracking Forest Mammals, N8/22-30
What's Your Style? N8/22-24

SCIENTIFIC METHOD
Science-Project Words to Know, N8/22-32
Signals From Below, N8/22-26

SCORPIONS
Bug Bite, O18-22

SEA ANEMONES
Stunning Sea Flower, or Deadly Animal? (with diagram), Ja24-14
What Do You Want to Know? (activity), Ja24-T7

SEA HARES
Inky Blast, N8/22-2

SEA PIGS
Who You Callin' Ugly? F14-12
Ugly Adjectives (activity), F14-T6

SEBUM
Why do your hands get wrinkly when you go swimming? My9-24

SENSES
Batty Behavior (with diagram), Mr21-5

SEQUESTRATION
How to Cool Earth (with diagrams), Ap4/18-14

SHARKS
Caught on Camera, Mr7-2

SILK
Strong as Spider Silk (with graph), Ja3-4

SINGING
Measuring Breaths (activity), N8/22-T7
Singing Sensations (with diagram), N8/22-18

SINKHOLES
Locating Sinkholes (activity), D6-T6
Swallowed by a Sinkhole (with diagram), D6-10
Swallowed by a Sinkhole (activity), D6-13

SKATEBOARDING
Skate Like a Pro (with diagram), Ja3-16
Skateboarding Physics (activity), Ja3-TE7

SKIING
Snowy Skin Safety (with graph), Mr21-7

SKIN
A Case of the Blues, S27-22
Snowy Skin Safety (with graph), Mr21-7
Why do your hands get wrinkly when you go swimming? My9-24

SKYDIVING
Leap From Space (with diagram), S6-8
Record-Breaking Feats (activity), S6-T5

SLEEP
Why do we move in our sleep? Mr7-16

SLUDGE
Toxic Flood (with diagram and map), Ja3-2

SMELLS
Head Protector (with graph), S27-6
Setting Out a Butterfly Banquet, N8/22-28

SNAILS
Snail Guards, My9-4

SOLAR PANELS
How do solar panels work? O18-24

SOLAR STORMS
Quakes in Space, O18-7

SOLAR SYSTEMS
Crash Course (activity), Mr7-T7
Goodbye, Voyager! (with diagram), Mr21-2
It Came From Space (with diagram), Mr7-14

SOUND WAVES
Batty Behavior (with diagram), Mr21-5

SPACE EXPLORATION
Android Astronauts (with diagram), Ja24-2
Goodbye, Voyager! (with diagram), Mr21-2
Life on Mars (with diagram), Mr7-6
Visiting Mars (activity), Mr7-T5

SPACE TOURISM
Out of This World (activity), Mr7-T6
Space: The Ultimate Vacation Destination (with diagram), Mr7-10

SPACESHIPTWO
Out of This World (activity), Mr7-T6
Space: The Ultimate Vacation Destination (with diagram), Mr7-10

SPIDERS
Animal Vision Revealed (with diagram), S27-14
Strong as Spider Silk (with graph), Ja3-4

SPECIES
Stunning New Species (with map), My9-10
Stunning New Species (activity), My9-13
Spotting New Species (activity), My9-T6

SPONGEBOB SQUAREPANTS
Heimlich Hero, S27-3

STAFFORD, ED
Adventure in the Amazon (with map and diagram), Ja24-10
Amazon Journey (activity), Ja24-T6

STAR-NOSED MOLES
Who You Callin' Ugly? F14-12
Ugly Adjectives (activity), F14-T6

STEWARD MIRROR LAB
Extreme Science Labs (with diagram), Ja24-6

STORKS
Who You Callin' Ugly? F14-12
Ugly Adjectives (activity), F14-T6

SUN
Solar Snapshot, S6-2

SUPER-K
Extreme Science Labs (with diagram), Ja24-6

SUSHI
Insect Sushi, Anyone? My9-22

SVALBARD GLOBAL SEED VAULT
Extreme Science Labs (with diagram), Ja24-6
Storing Seeds (activity), Ja24-T5

SWIMMING
Why do your hands get wrinkly when you go swimming? My9-24

SYMBIOSIS
Stunning Sea Flower, or Deadly Animal? (with diagram), Ja24-14
What Do You Want to Know? (activity), Ja24-T7

TAIL-WALKING
Walk on the Wild Side, Ja24-5

TASTE
Master Chocolatier, F14-22

TAXONOMY
Design Your Own Hybrid (activity), D6-T5
Mixed-Up Species (with diagram), D6-6
Stunning New Species (with map), My9-10
Stunning New Species (activity), My9-13
Spotting New Species (activity), My9-T6

TECHNOLOGY
3, 2, 1, Liftoff! Ap4/18-6
Android Astronauts (with diagram), Ja24-2
Baseball Technology (activity), My9-T5
Bionic Body Parts (with diagrams), F14-8
Chef-Bot, O18-24Circulating Money (activity), D6-T7
Dolphin Device (with diagram), N8/22-3
High-Tech Hundred (with diagram), D6-14
Image Warns Motorists (with graph), Ja3-7
Intruder Alert! (with diagram and map), Ap4/18-18
Killer Storms (with diagram), Ap4/18-8
Killer Storms (activity), Ap4/18-11
Leap From Space (with diagram), S6-8
Life on Mars (with diagram), Mr7-6
Mining Lithium for Your iPod (with map and diagram), F14-16
Mining Lithium for Your iPod (activity), F14-20
Mining Lithium (activity), F14-T7
Ping-Pong Bot, Mr21-4
Private Eye (with diagram), D6-4
Race for the Best Mileage (with diagram), S6-18
Race Results (activity), S6-T7
Record-Breaking Feats (activity), S6-T5
Roving Rocks, D6-4
The Perfect Pitch (with diagram), My9-8
This Car Drives Itself (with diagram), Mr7-4
Tough Noggin (with diagram), My9-5
Visiting Mars (activity), Mr7-T5
Walking Machines (activity), F14-T5

TEENS
DNA Science (activity), S27-T7
DNA Trackers (with diagram), S27-18
Heads Up: Real News About Drugs and Your Body, O18-20
Heads Up: Real News About Drugs and Your Body, Ja3-20
Heads Up: Real News About Drugs and Your Body, Mr21-20
Martian Discovery, S27-3
Race for the Best Mileage (with diagram), S6-18
Race Results (activity), S6-T7

TELESCOPES
Extreme Science Labs (with diagram), Ja24-6

TELEVISION
Deadly Blasts (with diagram), O18-16
The Science of Fingerprints (activity), O18-T7

TENNIS BALLS
Mouse House, S27-7

TERROR BIRDS
Ancient Terror (with diagram), D6-2

TEXT MESSAGES
Signals From Below, N8/22-26

THRUST
3, 2, 1, Liftoff! Ap4/18-6

TIGERS
Vanishing Tigers (with graph), F14-6

TORNADOES
Killer Storms (with diagram), Ap4/18-8
Killer Storms (activity), Ap4/18-11

TOUGHNESS
Strong as Spider Silk (with graph), Ja3-4

TOXINS
Bug Bite, O18-22

TRACHEA
Impaled by a Horn, N8/22-20

TRAFFIC
Image Warns Motorists (with graph), Ja3-7

TRAPPE, JONATHAN
Balloon Ride, S27-4

TSUNAMIS
Disaster in Japan (with diagram and map), My9-14
Moving Plates (activity), My9-T7

TYRANNOSAURUS REX
T. rex Brought to Life (with diagram), N8/22-6
What Killed the Dinosaurs? (activity), N8/22-T5

ULTRAVIOLET RAYS
Snowy Skin Safety (with graph), Mr21-7

URANUS
How did Uranus end up on its side? D6-16

VACCINES
Germ Warfare (with diagram), Mr21-8
Mosquito-Borne Diseases (activity), Mr21-T5
Ouchless Vaccine (with diagram), N8/22-3

VANCOUVER, CANADA
Image Warns Motorists (with graph), Ja3-7

VIDEO GAMES
Skate Like a Pro (with diagram), Ja3-16
Skateboarding Physics (activity), Ja3-TE7

VIRGIN GALACTIC
Out of This World (activity), Mr7-T6
Space: The Ultimate Vacation Destination (with diagram), Mr7-10

VIRUSES
Germ Warfare (with diagram), Mr21-8
Ouchless Vaccine (with diagram), N8/22-3

VOICE BOX
Measuring Breaths (activity), N8/22-T7
Singing Sensations (with diagram), N8/22-18

VOLCANOES
Fire in the Sky (with diagram and map), Ja3-8
Fire in the Sky (activity), Ja3-11
Island Eruption (activity), Ja3-TE5
River of Lava (with graph), O18-6

VOLES
Animal Brains (activity), Ja3-TE6
The Brain on Love (with diagram), Ja3-12

VORTEX2
Killer Storms (with diagram), Ap4/18-8
Killer Storms (activity), Ap4/18-11

VOYAGER
Goodbye, Voyager! (with diagram), Mr21-2

WATER PARKS
A Splashy Makeover, Mr21-6

WATSON
Jeopardy! Showdown, My9-7

WEATHER
Killer Storms (with diagram), Ap4/18-8
Killer Storms (activity), Ap4/18-11

WEATHERING
Cemetery Science (with diagram), O18-12
Cemetery Science (activity), O18-12
Analyzing Acid Rain (activity), O18-T6

WHALES
Fighting for Scraps (with diagram), S6-12
Literary Devices (activity), S6-T6
Whale Crash, O18-4

WILDEBEESTS
Estimating Animals: Sampling (activity), Mr21-T6
Unlocking the Mysteries of Migration (with maps), Mr21-12

WILDLIFE BIOLOGY
I Want that Job! (wildlife biology) S6-21

WOODPECKERS
Tough Noggin (with diagram), My9-5

X-RAYS
Ancient Pets Preserved (with diagram), O18-8
Mummies in History (activity), O18-T5

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