All Seasons

Season 1

• S01E01 Body Fat-I; Fiberoptics; Fainting Chat; Dolphins

  • October 15, 1983
  • PBS

• S01E02 Voiceprints; Curveball; Goosebumps Chat; Hawk

  • October 22, 1983
  • PBS

• S01E03 Astronaut Training; Hand: Fall Asleep; Clouded Leopard

  • October 29, 1983
  • PBS

• S01E04 Hypnosis; Sky Blue; Seeing Stars Chat; Cold Remedies

  • November 5, 1983
  • PBS

• S01E05 Visual Cliff; Heart; Ears Pop Chat; Wolves

  • November 12, 1983
  • PBS

• S01E06 Video Games; Holograms; Funnybone Chat; Onions & Tears Chat

  • November 19, 1983
  • PBS

• S01E07 Color Blindness; Taste Buds; Black Hole Chat

  • November 26, 1983
  • PBS

• S01E08 Digital Sound; Eggs; Teeth Chatter Chat; Camel

  • December 3, 1983
  • PBS

• S01E09 Ultrasound; Spacesuit; Knuckles Crack Chat; Porcupine

  • December 10, 1983
  • PBS

• S01E10 Robots; X-Terrestrials; Headaches Chat; Parrots-I

  • December 17, 1983
  • PBS

• S01E11 Wagon Wheel; Prosthetics; Armadillo

  • December 24, 1983
  • PBS

• S01E12 Police Radar; Voice Synthesis; Skin/Wrinkles Chat; Snake and Lizard

  • December 31, 1983
  • PBS

• S01E13 Karate; Lightning; Tears Chat; Oppossum

  • January 7, 1984
  • PBS

Season 2

• S02E01 Mummies; Bicycles; Helium Chat; Owl

  • October 13, 1984
  • PBS

• S02E02 Hot-Air Balloons; Hearing; Side Stitch Chat; Beluga Whales

  • October 20, 1984
  • PBS

• S02E03 Fire; Artificial Heart; Penguins

  • October 27, 1984
  • PBS

• S02E04 Lie Detector; Golf Balls; Hiccup Chat; Cold Remedies

  • November 3, 1984
  • PBS

• S02E05 Imploding Buildings; Snoring; Stomach Growl Chat; Walrus

  • November 10, 1984
  • PBS

• S02E06 Computer Graphics; Smell; Tarantula Chat; Inventors Fair

  • November 17, 1984
  • PBS

• S02E07 Pain; Optical Illusions; Wine Glass Sing Chat; Iguana

  • November 24, 1984
  • PBS

• S02E08 Electricity; Vision; Tennis Elbow Chat; Bubbles

  • December 1, 1984
  • PBS

• S02E09 Thermography; Voice; Yawn Chat; Pronghorn

  • December 8, 1984
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• S02E10 Car Crash; Allergies; Blush Chat; Reindeer

  • December 15, 1984
  • PBS

• S02E11 Sports Clinics; Radioactivity; Acne Chat; Baby Tigers

  • December 22, 1984
  • PBS

• S02E12 Space Shuttle

  • December 29, 1984
  • PBS

• S02E13 Balance; Cooking; Scientists Disagree; Eagle

  • January 5, 1985
  • PBS

Season 3

• S03E01 Earnie; Rainbow; Popcorn Chat; Pygmy Hippo

  • October 12, 1985
  • PBS

• S03E02 Dinosaurs; Bullet Proof Vest; Heartburn Chat; Killer Whales

  • October 19, 1985
  • PBS

• S03E03 Space Shuttle; Rube Goldberg; Crazy Inventions

  • October 26, 1985
  • PBS

• S03E04 Chimp Communication; The Bends; Sweating Chat; Cold Remedies

  • November 2, 1985
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• S03E05 Boomerangs; Cooking Chemistry; Bears

  • November 9, 1985
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• S03E06 Comets; Perpetual Motion; Warts Chat; Sharks

  • November 16, 1985
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• S03E07 FBI; Stomach; Llama

  • November 23, 1985
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• S03E08 Cancer; Tennis Racquets; Sneezing Chat; Badger

  • November 30, 1985
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• S03E09 Punting A Football; Color; Jet Lag Chat; Sea Lions

  • December 7, 1985
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• S03E10 Muscles And Bones; Einstein; Falling Stars Chat; Raptor Center

  • December 14, 1985
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• S03E11 Earthquakes; Lungs; Bats

  • December 21, 1985
  • PBS

• S03E12 Headaches; Eggs/Equinox; Hot Pepper Chat; Inventors Fair; Lion

  • December 28, 1985
  • PBS

• S03E13 Singing In The Shower; Calories; Sun Tanning Chat; Patagonian Cavy

  • January 4, 1986
  • PBS

Season 4

• S04E01 Flight Trainers; Snake Bite; Hedgehoh Chat; Cold Remedies

  • October 11, 1986
  • PBS

• S04E02 Caves; Lasers; Skin Wrinkle Chat; Whale Birth

  • October 18, 1986
  • PBS

• S04E03 Hypothermia; Moon; Voice Change Chat; Yak

  • October 25, 1986
  • PBS

• S04E04 Sponges; Bed of Nails; Probability; Pelicans

  • November 1, 1986
  • PBS

• S04E05 Bees; Blood Pressure; Bruises Chat; Hiccups

  • November 8, 1986
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• S04E06 Telescopes; Food Myths; Manatee

  • November 15, 1986
  • PBS

• S04E07 Fossil Dig; Mirrors; Frostbite Chat; Elephants

  • November 22, 1986
  • PBS

• S04E08 Wind Blow; Baldness; Soda Pop Fizz Chat; Cranes

  • November 29, 1986
  • PBS

• S04E09 Alcohol; Helium Balloons; Backache Chat; Roller Coaster; Snow Monkeys

  • December 6, 1986
  • PBS

• S04E10 Diabetes; Frozen Food; Flat Feet Chat; Battery Inventions; Alligators

  • December 13, 1986
  • PBS

• S04E11 Immune System; Skiing; Blimp; Beaver

  • December 20, 1986
  • PBS

• S04E12 Pterodactyl; Rube Goldberg; Black Box Chat; Quickies

  • December 27, 1986
  • PBS

• S04E13 Baseball Bats; Polarized Light; Dreams Chat; Inventors Fair; Falcon

  • January 3, 1987
  • PBS

Season 5

• S05E01 Plastic Surgery; High-Speed Bicycles; Lemons; Alling Whale

  • October 10, 1987
  • PBS

• S05E02 Treasure Diving; Blackboard Chat; Lemons; Mothballs & Wintergreen

  • October 17, 1987
  • PBS

• S05E03 Polar Expedition; Inventors Fair; Sea Otter

  • October 24, 1987
  • PBS

• S05E04 Submarine; Budgies In A Truck; Uvula Chat; Lemons; Sea World Science Day

  • October 31, 1987
  • PBS

• S05E05 Tornado; Exploratorium; Laryngitis Chat; Lemons; Beach Science

  • November 7, 1987
  • PBS

• S05E06 Neon Lights; Rube Goldberg; Aspirin Chat; Lemons; Puffins

  • November 14, 1987
  • PBS

• S05E07 MRI; Segment Update; Stars Twinkle Chat; Lemons; Kitchen Science

  • November 21, 1987
  • PBS

• S05E08 Cavities; Snowflakes; Reflexes Chat; Lemons; Artic Fox

  • November 28, 1987
  • PBS

• S05E09 Cocaine Addiction; Laundry Science; Lemons; Sled Dogs

  • December 5, 1987
  • PBS

• S05E10 Child Development; Bridges; Lemons; Octopus

  • December 12, 1987
  • PBS

• S05E11 Sailing; Skin Lotion Chat; Lemons; Jelly Fish

  • December 19, 1987
  • PBS

• S05E12 Bureau Of Standards; Gravity Contest; Upset Stomach Chat; Lemons; Kelp Forest

  • December 26, 1987
  • PBS

• S05E13 Gymnastics; Computer Vision; Lemons; Golden Monkeys

  • January 2, 1988
  • PBS

Season 6

• S06E01 Skydiving; Facial Symmetry; Lemons; Baby Orangutans

  • October 15, 1988
  • PBS

• S06E02 ILM-Movie Creatures; Cholesterol; Lemons; Suntan; Vulture

  • October 22, 1988
  • PBS

• S06E03 Microsurgery; Strobes; Coordination Chat; Lemons; Aardvark

  • October 29, 1988
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• S06E04 Air Traffic Control; Feet; Bell Curves; Tracking Bears

  • November 5, 1988
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• S06E05 Clouds; Rube Goldberg; Skin Itch Chat; Home Runs; Cold Remedies

  • November 12, 1988
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• S06E06 Woods Hole–Lobster; Woods Hole–Cell Division; Woods Hole 3

  • November 19, 1988
  • PBS

• S06E07 Rockets; CPR Chat; Inventors Fair; Lemons; Aerosol Sprays; Cow

  • November 26, 1988
  • PBS

• S06E08 Fireworks; Papermaking; Gas Chat; Lemons; Slow Loris

  • December 3, 1988
  • PBS

• S06E09 Insomnia; Electron Microscope; Lemons; Exponentials; Giraffe

  • December 10, 1988
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• S06E10 Liquid Nitrogen; Dolphins; Superconductivity Chat; Lemons; Insects

  • December 17, 1988
  • PBS

• S06E11 Synthesizers; Maple Syruping; Non-Stick Pans; Wind Chill Chat; Lemons; Serval

  • December 24, 1988
  • PBS

• S06E12 Magnets; Forest Fires; Night Blindness Chat; Lynx

  • December 31, 1988
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• S06E13 Horse Jumping; Toys in Space; Dust Bunnies; Carnivorous Plants; Lemons; Toucan

  • January 7, 1989
  • PBS

Season 7

• S07E01 Roller Coaster; Quicksand; Jelly-Side Down; Lemons; White Tiger

  • October 14, 1989
  • PBS

• S07E02 Bee Stings; Bowling; High-Speed Elevator; Lemons; Boa

  • October 21, 1989
  • PBS

• S07E03 Race Cars; Spider Webs; Lemons; Tropical Fish

  • October 28, 1989
  • PBS

• S07E04 Rain Forest; Buoyancy; Pouring Catsup; Lemons; Cold Remedies

  • November 4, 1989
  • PBS

• S07E05 Caffeine; Butterfly Migration; Autumn Leaves; Lemons; Doppler Effect; Sloth

  • November 11, 1989
  • PBS

• S07E06 Surfing; Geothermal/Volcanoes; Luau; Sugar Processing; Hawaiian Language; Eel

  • November 18, 1989
  • PBS

• S07E07 Whale Watch; Sunspots; Lemons; Skunk

  • November 25, 1989
  • PBS

• S07E08 Milky Way; Epilepsy; Lemons; Inventors Fair; Cuttlefish

  • December 2, 1989
  • PBS

• S07E09 DNA; Rube Goldberg Contest; Parrot Chat; Chewing Tin Foil; Seahorse

  • December 9, 1989
  • PBS

• S07E10 Marathons; Celestial Navigation; Cataracts Chat; Lemons; Echidna

  • December 16, 1989
  • PBS

• S07E11 Spinal Cord; Glue; Lemons; Dog Behavior

  • December 23, 1989
  • PBS

• S07E12 Cheese; Aging; Appendix Chat; Wolves

  • December 30, 1989
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• S07E13 Supercomputer; Greenhouse Effect; House Creaking; Owl

  • January 6, 1990
  • PBS

Season 8

• S08E01 Disney-Cartoons; Skateboards; Smothers/Yo-yos; Lemons; Turtles

  • October 13, 1990
  • PBS

• S08E02 Juggling; Greenwich; Echoes; Flies

  • October 20, 1990
  • PBS

• S08E03 Everglades; Tomorrow's World; Recycling Chat; Everglades Students

  • October 27, 1990
  • PBS

• S08E04 Demolition Derby; Stress; Topology Chat; Eagles

  • November 3, 1990
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• S08E05 Kidney; Steve Allen/Music; Lemons; Swans

  • November 10, 1990
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• S08E06 Blood; Physics Circus; Faxes; Lemons; Pronghorn

  • November 17, 1990
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• S08E07 Helicopter; Isaac Newton; Lemons; Koala

  • November 24, 1990
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• S08E08 Dyes; Billiards; Cheerios; Lemons; Cheetah

  • December 1, 1990
  • PBS

• S08E09 Desert Animals; Judo; Salt & Ice; Pigs

  • December 8, 1990
  • PBS

• S08E10 Hydro Power; Whitewater Rafting; Mold; Lemons; Weather Proverbs

  • December 15, 1990
  • PBS

• S08E11 Wildlife Census; Eggs; Inventors Fair; Stone Crabs

  • December 22, 1990
  • PBS

• S08E12 Violins; Voyager; Rube Goldberg; Lemons; Kinkaju

  • December 29, 1990
  • PBS

• S08E13 Glaciers; Termites; Lemons; Alligators

  • January 5, 1991
  • PBS

Season 9

• S09E01 Aerobic Exercise; Swimming/Weightlifting; Luge/Skating; Softball/Racewalking

  • October 12, 1991
  • PBS

• S09E02 Solar Cars; Steroids; The Amazing Kreskin; Foot Fall Asleep; Miniature Horses

  • October 19, 1991
  • PBS

• S09E03 Murder Mystery; Ted Nugent; Bats

  • October 26, 1991
  • PBS

• S09E04 Cancer Causes; Frisbees; Computer Virus

  • November 2, 1991
  • PBS

• S09E05 Sewers; Cancer Treatments; Dick Cavett; Porcupines

  • November 9, 1991
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• S09E06 Mapping the Dig Site; Dating the Bones; Assembling Dinosaur

  • November 16, 1991
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• S09E07 Domed Stadium; Photosynthesis; Polarized Sunglasses; Amusement Park

  • November 23, 1991
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• S09E08 Tears; Slinky Physics; Barcodes; Aspirin; Camels

  • November 30, 1991
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• S09E09 Soviet Space; Sky Blue; Inventors Fair; Llamas

  • December 7, 1991
  • PBS

• S09E10 Acid Rain; Highjump; Potholes; Goats

  • December 14, 1991
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• S09E11 Medical Quackery; Microwave Ovens; Dollar Changer; Golden Eagles

  • December 21, 1991
  • PBS

• S09E12 Telecommunications; Solar Eclipse; Blimp; Bear Cubs

  • December 28, 1991
  • PBS

• S09E13 Hip Replacement; Airbags; Paper Cuts; Potbelly Pigs

  • January 4, 1992
  • PBS

Season 10

• S10E01 Television; Studio Tour; Post-Production; Satellites

  • October 10, 1992
  • PBS

• S10E02 Movie Stunts; Household Chemistry; Coffee and Cream; Musk Ox

  • October 17, 1992
  • PBS

• S10E03 Election Polls and Surveys; Electric Car; Ceramics; Cougars

  • October 24, 1992
  • PBS

• S10E04 Monster Make-Up; Ozone; Rearview Mirrors; Artificial Sweeteners

  • October 31, 1992
  • PBS

• S10E05 Oil Spill; Diet & Nutrition; Crystal Gayle; Caribou

  • November 7, 1992
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• S10E06 Antarctic Journey; Antarctic Penguins; Palmer Station; Krill; Seals

  • November 14, 1992
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• S10E07 AIDS ; Glass Recycling; Science Challenge; Cement; Wolverine

  • November 21, 1992
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• S10E08 Cockroaches; Broken Bones; Dentist Chair; Rhinoceros

  • November 28, 1992
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• S10E09 Omnimax Technology; Archery; Lightbulb; Condors

  • December 5, 1992
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• S10E10 Aurora Borealis; Air Pressure; Al Gore; Piranha

  • December 12, 1992
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• S10E11 Traffic Control; Cryogenics; Static Electricity; Russian Kids

  • December 19, 1992
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• S10E12 Blood Typing; Locks & Dams; Moles; Penguins

  • December 26, 1992
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• S10E13 Diabetes; Galaxy Mapping; Dweezil Zappa; Ostrich

  • January 2, 1993
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Season 11

• S11E01 Rock Climbing; Taste Test; Monty Hall; Baby Bobcats

  • October 16, 1993
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• S11E02 Emergency Rescue; Black Holes; Pizza; Reindeer

  • October 23, 1993
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• S11E03 Memory; In Vitro Fertilization; Goose Bumps; Hummingbirds

  • October 30, 1993
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• S11E04 Newspaper; Bomb Squad; Echoes; Mosquitoes

  • November 6, 1993
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• S11E05 Jumbo Jets; Meteors; Knuckle Crack; Paper Recycling

  • November 13, 1993
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• S11E06 Windsurfing; Permafrost; Tumbleweeds; Zebras

  • November 20, 1993
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• S11E07 Spotted Owls; Carpal Tunnel; Foggy Mirrors; Lizards

  • November 27, 1993
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• S11E08 Archaeology; Mazes; Dolphins

  • December 4, 1993
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• S11E09 Firefighting; Dairy Farm; Inventors Fair; Otters

  • December 11, 1993
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• S11E10 Bison Roundup; Heart Attack; Dead Fingernails; Chile Peppers

  • December 18, 1993
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• S11E11 The Bends; Compact Disc; Michael York; Wolves

  • December 25, 1993
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• S11E12 Garbage; Infrared; Shelley Duvall; Polar Bears

  • January 1, 1994
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• S11E13 Mt. Rushmore; Virtual Reality; Candles; Chimpanzees

  • January 8, 1994
  • PBS

Season 12

• S12E01 Hang Gliding; Karate; Robin Leach; Elephant

  • October 15, 1994
  • PBS

• S12E02 Sled Dogs; Arctic Travel; Life in Camp; Arctic Weather

  • October 22, 1994
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• S12E03 Aircraft Carrier; Brain; Carrier Life

  • October 29, 1994
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• S12E04 Brain Mapping; Garlic; Sunscreens; Tasmanian Devil

  • November 5, 1994
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• S12E05 Movie Dinosaurs; Bread Chemistry; Scott Hamilton; Wallaby

  • November 12, 1994
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• S12E06 Movie Sound Effects; Sun; Globetrotters; Hedgehog

  • November 19, 1994
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• S12E07 Dinosaur Extinction; Floods; Blue Seas; Siberian Tiger

  • November 26, 1994
  • PBS

• S12E08 Internet; Antibiotics; Panning for Gold; Taxidermy

  • December 3, 1994
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• S12E09 Ethnobotany; Hubble Telescope; Inventors Fair; Komodo Dragons

  • December 10, 1994
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• S12E10 Raptor Hospital; Photography; Skipping Stones; Snakes

  • December 17, 1994
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• S12E11 Redwoods; Electricity; Monuments; Red Fox

  • December 24, 1994
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• S12E12 Printing Money; Gravity; Nature Labs

  • December 31, 1994
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• S12E13 Bridges; Earthquakes; Chroma-Key; Grizzly Bear

  • January 7, 1995
  • PBS

Season 13

• S13E01 Waterskiing; Reflexes; Escalator; Fat-free Foods

  • October 14, 1995
  • PBS

• S13E02 Circus High Wire; Mummies; Bug Spray; Armadillo

  • October 21, 1995
  • PBS

• S13E03 Maya Bike Trek; Hearing; Parachutes; Owls

  • October 28, 1995
  • PBS

• S13E04 Balloon Safari; Grasslands; Maasai Mara; Mara Animals

  • November 4, 1995
  • PBS

• S13E05 Ice Surfing; DNA Fingerprinting; Bubble Gum; Cold Remedies

  • November 11, 1995
  • PBS

• S13E06 Aircraft Fire Rescue; Balloons; Knives; Science Home Videos

  • November 18, 1995
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• S13E07 Simulator Rides; Dolphin Communication; Parade Technology; Laser Show

  • November 25, 1995
  • PBS

• S13E08 Hazardous Materials; In-Line Skating; Skin Wrinkling; Compost

  • December 2, 1995
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• S13E09 Human Slingshot Ride; Bone Marrow; King's Singers; Rotting Foods

  • December 9, 1995
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• S13E10 Wild Lion Vet; Bicycles; Fish Breathing; Insect Warfare

  • December 16, 1995
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• S13E11 Equator; Maasai Village; Coffee; Baby Elephants

  • December 23, 1995
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• S13E12 Bird Songs; Ergonomics; Inventor's Fair; Scorpions

  • December 30, 1995
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• S13E13 Jungle Survival; Liver; Emus

  • January 6, 1996
  • PBS

Season 14

• S14E01 Spelunking; Human Eye; Betty White; Elks

  • October 12, 1996
  • PBS

• S14E02 Sharks; Tattoo; Black Pearls; Coconuts

  • October 19, 1996
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• S14E03 Riverboats; Body Fat-II; Motorcycle Scientists; Parrots-II

  • October 26, 1996
  • PBS

• S14E04 Hypercoaster; Nicotine; Erasers; Dance Scientists

  • November 2, 1996
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• S14E05 Avalanche Rescue; Prosthetic Limbs; Football Scientist; Popcorn

  • November 9, 1996
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• S14E06 Inca Engineering; Quipus; Potatoes; Alpacas

  • November 16, 1996
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• S14E07 Ski Jump; Bee Stings; Fear; Ruminants

  • November 23, 1996
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• S14E08 Rain Forest Researchers; Snakes; Frogs; Leaf Cutter Ants

  • November 30, 1996
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• S14E09 Olympics Solar Energy; Soccer; Trumpets; Earthquake Scientist

  • December 7, 1996
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• S14E10 Malaria Tracking; Clocks; Inventors' Fair; Deformed Frogs

  • December 14, 1996
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• S14E11 Post Office; Gems; SCI HomeVideo

  • December 21, 1996
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• S14E12 Ethanol; Bones; Coyotes

  • December 28, 1996
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• S14E13 Wetlands; Eco-Filtration; Drinking Water; Water Tower

  • January 4, 1997
  • PBS

Season 15

• S15E01 Lost World Dinosaurs; Glaucoma; Research Vet; Enzyme Cleaners

  • October 11, 1997
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• S15E02 Henrietta Marie; Scuba Kids; Fog; Best Of Inventors' Fair

  • October 18, 1997
  • PBS

• S15E03 Goldmine; Phases Of The Moon; Craig T. Nelson; Baby Tiger

  • October 25, 1997
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• S15E04 Pet Food; The Family Pack; Wishbone; Not-A-Pet; Exotic Pets

  • November 1, 1997
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• S15E05 White Water Rafting; Asthma; Meteorologist; Wild Horses

  • November 8, 1997
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• S15E06 Gliders; Suction Cups; Novocaine; Leeches

  • November 15, 1997
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• S15E07 Wilderness Training; River Kayaking; Glacier Climbing; Summit Bid

  • November 22, 1997
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• S15E08 Glass Blowing; Smiles; Richard Dean Anderson; Enviro-Archaeology

  • November 29, 1997
  • PBS

• S15E09 Mammoth Dig; Greenhouse Effect; Neo-Natologist; Palmer Station

  • December 6, 1997
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• S15E10 Kids On Mars; Wind Blow; Badlands; Chocolate

  • December 13, 1997
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• S15E11 Zoo Vet; Car Engines; Can Opener; Walking Sticks

  • December 20, 1997
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• S15E12 'Bot Or Not; NASA Robots; Mars VR; Robot Camps

  • December 27, 1997
  • PBS

• S15E13 Lightning Bolts; Proteins; Geese; Home Videos

  • January 3, 1998
  • PBS