All videos

Date Title Duration Views Transcribed Play
2014-01-23 Why Do Flamingos Stand on One Leg? 02:10 335,951 Play
2014-01-31 Am I 1% Nacho? 03:07 670,913 Play
2014-02-07 Why Does Beer Make You Pee? 02:28 413,880 Play
2014-02-13 Do My Feet Smell Like Doritos? 02:44 334,175 Play
2014-02-22 Why does Saturn have rings? 02:33 420,288 Play
2014-02-26 Why Did People Love Flappy Bird? 03:21 947,053 Play
2014-03-04 Why Do Bug Bites Itch? 02:25 929,123 Play
2014-03-11 How Does Tape Work? 02:01 401,360 Play
2014-03-19 Why Do Roosters Crow? 01:55 260,430 Play
2014-03-25 Does Alcohol Really Keep You Warm? 02:00 255,629 Play
2014-04-01 Why does ice float? 02:47 378,411 Play
2014-04-08 Why Do Cats Knead? 02:33 1,386,139 Play
2014-04-15 Why Do We Yawn? 02:46 435,943 Play
2014-04-22 Why Does Swiss Cheese Have Holes? 02:10 273,863 Play
2014-04-29 Why Do Zebras Have Stripes? 01:53 343,503 Play
2014-05-06 Why Do Stars Twinkle? 02:33 452,168 Play
2014-05-14 How Do Rainbows Form? 02:45 650,270 Play
2014-05-20 Do Women Have Adam's Apples? 02:10 909,106 Play
2014-05-27 What are Blood Types? 03:05 1,657,212 Play
2014-06-02 Why do we have seasons? 02:29 539,052 Play
2014-06-10 Can Bright Light Make You Sneeze? 02:20 449,308 Play
2014-06-17 What Causes Auroras? 03:29 420,741 Play
2014-06-24 Why Do Joints Pop And Crack? 02:24 1,185,035 Play
2014-07-02 What Makes Your Ears Ring? 02:40 644,945 Play
2014-07-09 Why Do Apples Turn Brown? 02:32 498,530 Play
2014-07-15 Why Do We Blush? 02:19 422,820 Play
2014-07-23 Why Do Birds Have White And Dark Meat? (And Do We?) 02:48 562,546 Play
2014-07-31 How Do Polarized Sunglasses Work? 03:26 553,858 Play
2014-08-05 How Do Oysters Make Pearls? 02:29 1,893,637 Play
2014-08-12 How Many Colors Can We See? 02:35 492,514 Play
2014-08-19 Why Do Dogs Eat Grass? 02:16 746,098 Play
2014-08-26 Does Alcohol Kill Brain Cells? 02:07 749,575 Play
2014-09-02 Why (and How) Do Bees Make Honey? 02:43 627,146 Play
2014-09-10 Why Is My Poop Green? 02:49 1,649,576 Play
2014-09-16 Why Can't I Put Metal in the Microwave? 02:33 1,312,337 Play
2014-09-24 What Causes Brain Freeze? 02:48 546,038 Play
2014-09-30 Does My Voice Really Sound Like That? 02:24 1,192,183 Play
2014-10-07 Why Do Leaves Change Color and Fall? 02:12 257,031 Play
2014-11-04 What's in Those Packets That Say 'Do Not Eat'? (And Why Shouldn't I Eat It?) 02:02 679,101 Play
2014-11-11 Why Do Dogs Pant? 02:51 416,443 Play
2014-11-18 Why Do I Have to Brush My Teeth? 03:10 533,724 Play
2014-11-26 Why Isn't "Zero G" the Same as "Zero Gravity"? 02:13 366,969 Play
2014-12-01 Why Does Spicy Taste 'Hot' and Minty Taste 'Cool'? 02:43 604,027 Play
2014-12-09 What Is Night Blindness? 01:53 556,809 Play
2014-12-16 Why Does Rain Smell? 02:21 427,953 Play
2014-12-23 Why Do Atoms Bond? 02:24 494,439 Play
2014-12-31 Can Dogs See Color? 01:53 645,467 Play
2015-01-06 Why are we Ticklish? 02:27 860,818 Play
2015-01-13 When You Burn Fat, Where Does it Go? | The Science of Weight Loss 02:42 2,209,065 Play
2015-01-20 Why Can We See Our Breath In The Cold? 02:21 412,748 Play
2015-01-28 Why Do We Have Baby Teeth? 02:37 789,428 Play
2015-02-04 Why Are Eggs ... Egg-Shaped? 01:33 424,674 Play
2015-02-10 How Did a Magnet Just Break My Monitor? 01:59 547,700 Play
2015-02-18 Why Is My Tongue Stuck to This Flagpole? 02:47 335,031 Play
2015-02-23 Why Do Koalas Hug Trees? 02:24 373,151 Play
2015-03-04 Do Fish Drink Water? 02:26 1,541,449 Play
2015-03-10 Why Does Toothpaste Make Everything Taste Bad? 02:33 425,478 Play
2015-03-17 Why Are There Animals on My Face?! 02:56 404,721 Play
2015-03-24 How Do My Fingerprints Form? 03:04 552,234 Play
2015-03-31 Do Plants Get Cancer? 02:18 657,254 Play
2015-04-08 Why Is Fluoride Good for Teeth? 02:46 512,328 Play
2015-04-15 Why Am I Upside-Down When I Look in a Spoon? 02:41 410,344 Play
2015-04-21 Why Do I Have to Use a Number 2 Pencil? 02:36 1,355,401 Play
2015-04-28 Does Thinking Hard Burn More Calories? 02:28 467,224 Play
2015-05-05 Why Does Your Stomach Make Noises? The Science of Rumbles & Grumbles 01:50 1,374,647 Play
2015-05-12 Why Do We Wrinkle When Wet? 02:10 1,159,637 Play
2015-05-19 Does Hair Ever Stop Growing? 02:51 1,117,753 Play
2015-05-26 Why Do Things Look Darker When They're Wet? 02:04 505,339 Play
2015-06-02 Why You Can't Breathe Out of Your Nose When You're Sick 02:49 3,108,602 Play
2015-06-09 Why Do Things Fade in the Sun? 02:16 473,506 Play
2015-06-16 Why Does Cilantro Taste Like Soap? 02:53 783,994 Play
2015-06-23 Why Does Your Breath Stink in the Morning? 01:52 673,119 Play
2015-06-29 Why Do People Go Bald? 02:40 599,968 Play
2015-07-07 Why Does Pepper Make You Sneeze? 01:56 233,979 Play
2015-07-13 What Causes Sunburns? 02:34 539,403 Play
2015-07-21 Why Do Planes Fly So High? 02:23 777,278 Play
2015-07-23 Why Do Bruises Change Colors? 02:24 705,754 Play
2015-08-03 Can Pickles and Bananas Really Help Athletes? 02:48 296,662 Play
2015-08-11 What Happens to My Wool Sweater in the Washer? 02:28 320,058 Play
2015-08-18 What Happens When You Faint? 02:26 998,381 Play
2015-08-25 Are You a Supertaster? 02:46 695,847 Play
2015-09-02 Why Are Flamingos Pink? 02:12 371,800 Play
2015-09-08 Why Don’t Spiders Stick to Their Webs? 03:06 408,262 Play
2015-09-15 Why Do Boomerangs Come Back? 02:25 773,380 Play
2015-09-22 What Causes Pins and Needles? 02:26 1,286,635 Play
2015-09-29 Why Is There a Magnet Inside My Dog? 02:31 474,254 Play
2015-10-06 Could We Destroy the Earth? 02:43 596,880 Play
2015-10-13 Why Do Nuclear Bombs Make Mushroom Clouds? 02:44 628,259 Play
2015-10-20 Does Hot Water Freeze Faster Than Cold Water? 02:33 711,288 Play
2015-10-28 Do Animals Cry? 02:33 362,760 Play
2015-11-03 Why Don't Sleeping Bats Fall Down? 02:41 316,481 Play
2015-11-10 Why Can Blu-rays Hold More Than DVDs? 02:40 415,808 Play
2015-11-17 Why Do Animals Lick Their Wounds? 02:44 421,977 Play
2015-11-25 What Does Your Uvula Actually Do? 02:46 1,763,172 Play
2015-12-01 Why Do We Have Blind Spots? 02:29 443,460 Play
2015-12-08 Why is Red Meat ... Red? 02:42 465,020 Play
2015-12-15 Why Do Our Noses Run in the Cold? 01:55 521,978 Play
2015-12-22 Why Heart Cancer is Incredibly Rare 02:25 1,308,123 Play
2015-12-29 What's Causing That Stitch in Your Side? 02:44 2,070,099 Play
2016-01-12 What Happens When You Hold Your Pee? 02:41 2,483,001 Play
2016-01-18 Why Does Alcohol Burn When You Drink It? 01:47 1,383,170 Play
2016-01-26 Why Shouldn't You Take Medicine with Grapefruit Juice? 02:13 675,989 Play
2016-02-02 What Are Muscle Knots? 02:25 1,119,506 Play
2016-02-09 Where Does Love Come From? 02:32 323,065 Play
2016-02-16 Why Do We Sneeze? 02:33 812,015 Play
2016-02-23 What Causes Growing Pains? 02:06 415,472 Play
2016-03-05 Should You Use Hydrogen Peroxide to Clean Wounds? 02:11 991,942 Play
2016-03-08 Do Sore Muscles Mean They're Growing? 02:00 1,040,487 Play
2016-03-12 Why Does Plane Food Taste So Bad? 02:56 440,856 Play
2016-03-15 Why Can't You Remember Being a Baby? 02:43 643,104 Play
2016-03-19 Why Does My Face Turn Red When I'm Angry? 02:19 282,976 Play
2016-03-22 Why Do I Feel Lightheaded When I Stand Up? 02:23 840,081 Play
2016-03-26 What Are Eye Boogers? 02:24 1,021,027 Play
2016-03-29 Urinal Cakes: Why? 02:38 663,323 Play
2016-04-02 What are Scars? 03:08 472,597 Play
2016-04-05 Why Do We Get Freckles? 02:35 869,850 Play
2016-04-09 Are Those Really Blackheads? 02:41 1,611,978 Play
2016-04-12 Why Does Water Go Stale? 02:26 1,791,953 Play
2016-04-16 What is Restless Leg Syndrome? 02:25 1,550,502 Play
2016-04-19 What Makes Fresh Air Fresh? 02:18 399,651 Play
2016-04-23 Why Is Freezer Burn Ruining My Food? 01:47 472,071 Play
2016-04-26 Why Does Running Water Make You Want To Pee? 02:19 345,903 Play
2016-04-30 Do Negative-Calorie Foods Exist? 01:56 654,431 Play
2016-05-03 Why Do Birds Sing in the Morning? 02:10 395,940 Play
2016-05-07 Why Is My Body Temperature 37 Degrees? 02:25 923,272 Play
2016-05-10 Why Is My Whiteboard So Dirty? 03:04 377,589 Play
2016-05-14 Why Do Old Books Smell So Good? 02:22 459,880 Play
2016-05-17 Are Multivitamins Really Good For You? 02:57 729,240 Play
2016-05-21 Why Do We Jump in Our Sleep? 02:46 1,562,470 Play
2016-05-24 How Do Blacklights Make Things Glow? 02:50 573,039 Play
2016-05-28 Why Do Newborn Babies Get Jaundice? 02:24 415,408 Play
2016-05-31 Why Are There Bacteria In My Yogurt? 03:30 346,238 Play
2016-06-04 Why Can Mosquitoes Transmit Zika, But Not the Flu? 02:59 271,853 Play
2016-06-07 How Do Marine Mammals Hold Their Breath For So Long? 03:34 464,887 Play
2016-06-14 Why Do We Itch? 02:34 400,601 Play
2016-06-18 Is the Y Chromosome Disappearing? 02:56 759,271 Play
2016-06-21 How Do Noise-Canceling Headphones Work? 02:11 583,255 Play
2016-06-25 Why Does Garlic Ruin Dates? 02:42 418,503 Play
2016-06-28 Why Do We Stretch in the Morning? 02:35 684,974 Play
2016-07-02 Why Do Babies Smell So Good? 02:17 638,825 Play
2016-07-05 Why Do My Ears Pop? 02:25 528,867 Play
2016-07-09 Why Isn't a Kilogram a Kilogram? 02:53 378,049 Play
2016-07-12 Why Is The Sound Of Chewing So Awful? 02:31 306,570 Play
2016-07-16 Why Do Cats Like Catnip? 03:06 1,172,424 Play
2016-07-19 What Is Taurine and Why's It in My Energy Drink? 02:27 863,972 Play
2016-07-23 Why Don't Penguins' Feet Freeze? 02:40 428,174 Play
2016-07-26 How Do Toys Glow in the Dark? 02:37 350,673 Play
2016-07-30 Why are Insects Attracted to Light? 02:35 475,147 Play
2016-08-02 What's the Best Position for Pooping? 02:47 1,096,555 Play
2016-08-06 Are There Really Insects in Yogurt? 02:41 247,990 Play
2016-08-09 Why Do Ribbons Curl? 02:22 273,321 Play
2016-08-13 Does Radiation Make Air Travel Dangerous? 02:29 271,024 Play
2016-08-16 What's the Ultimate Campfire Fuel? 02:57 271,378 Play
2016-08-20 Why Do My Eyes Glow Red in Photos? 02:23 346,202 Play
2016-08-23 Why Do Women Live Longer Than Men? 02:47 477,790 Play
2016-08-27 What's the Best Way to Pour Beer? 02:39 286,816 Play
2016-08-30 Are Hand Dryers Sanitary? 03:05 471,711 Play
2016-09-03 What Makes Sourdough Bread Sour? 02:40 247,721 Play
2016-09-06 Why Does Virtual Reality Make Me Sick? 02:30 277,715 Play
2016-09-10 Does Beer Actually Help Breastfeeding? 03:08 222,648 Play
2016-09-13 How Can I Make A Traffic Light Turn Green? 02:48 1,059,715 Play
2016-09-17 Why Do I Get Dark Circles Under My Eyes? 02:26 818,495 Play
2016-09-20 Why Can the Same Drug Treat Heart Attacks and Anxiety? 03:32 325,335 Play
2016-09-24 Should You Store Eggs in the Fridge? 02:35 576,806 Play
2016-09-27 What Are Those Lines on My Nails? 02:34 2,035,757 Play
2016-10-01 How Do Concussions Cause Amnesia? 02:41 233,675 Play
2016-10-04 Are Plastic Dinosaurs Made from Real Dinosaurs?! 02:45 242,729 Play
2016-10-08 How Do Desensitizing Toothpastes Work? 02:52 219,487 Play
2016-10-11 Does Air on Planes Make You Sick? 02:27 207,632 Play
2016-10-15 Does Music Really Make Babies Smarter? 03:16 240,180 Play
2016-10-18 Why Do Cats Love Boxes? 02:15 609,551 Play
2016-10-22 What Makes Fresh Cut Grass Smell? 02:11 232,115 Play
2016-10-25 Why Does Glitter Stick to Everything? 02:12 332,257 Play
2016-10-29 Do Dead Batteries Really Bounce? 02:57 430,545 Play
2016-11-01 Am I Really A Visual Learner? 02:38 300,380 Play
2016-11-05 Why Are Paper Cuts So Painful? 02:14 407,163 Play
2016-11-08 How Do Insects Survive the Winter? 02:31 351,786 Play
2016-11-12 Why Does Coffee Make You Poop? 02:26 416,434 Play
2016-11-15 Why Can Applesauce Replace Butter? And Oil? And Eggs? 02:58 323,098 Play
2016-11-19 Can You Really Cook Alcohol Out of Food? 02:55 263,602 Play
2016-11-22 Where Does Your Music Taste Come From? 03:07 315,910 Play
2016-11-26 Why Did You Skip a Period? 02:36 662,511 Play
2016-11-29 Where Do Diamonds Come From? 02:34 282,646 Play
2016-12-03 Why Don't We Have Elbowcaps? 02:07 613,418 Play
2016-12-06 How Can One Person's Blood Save 2 Million Babies? 03:14 169,355 Play
2016-12-10 How Do I Make My Batteries Last Longer? 02:46 691,231 Play
2016-12-13 Why Is Ice Slippery? 02:46 216,367 Play
2016-12-17 Why Does My Voice Crack? 02:42 336,907 Play
2016-12-20 What Does Ultrasound Gel Do? 02:27 341,086 Play
2016-12-24 Can You Get Too Much Sleep? 02:27 539,517 Play
2016-12-27 How Do Cats and Dogs Drink Water? 02:42 250,779 Play
2016-12-31 Should I Wear Sunscreen in the Winter? 02:31 165,282 Play
2017-01-03 Do Fat Cells Ever Really Go Away? 02:30 361,959 Play
2017-01-07 How Do Wetsuits Keep You Warm? 02:54 433,538 Play
2017-01-10 Should I Be Afraid of BPA? 02:41 352,672 Play
2017-01-14 How Does Bug Soup Become a Butterfly? 02:48 225,742 Play
2017-01-17 Why Do I Have Varicose Veins? 02:25 282,695 Play
2017-01-21 What Makes Your Hair Curl? 02:30 349,415 Play
2017-01-24 Does the Camera Really Add Ten Pounds? 02:11 239,354 Play
2017-01-28 Who Really Invented the Radio? 02:59 301,272 Play
2017-01-31 Why Do Peaches Make My Mouth Itch? 03:02 163,234 Play
2017-02-04 What Are Tonsil Stones & How Do I Get Rid of Them? 02:23 3,898,631 Play
2017-02-07 Is Public Wi-Fi Safe? 02:54 365,224 Play
2017-02-11 Can Poppy Seeds Make You Fail a Drug Test? 02:50 255,293 Play
2017-02-14 Why Do We Eat Raw Fish But Not Raw Chicken? 02:44 1,075,504 Play
2017-02-18 Where Does Static Come From? 02:29 324,396 Play
2017-02-21 Why Do I Shiver When I Pee? 02:50 463,069 Play
2017-02-25 Is the Five-Second Rule Real? 02:46 269,410 Play
2017-02-28 Why Did The FDA Ban Antibacterial Soap? 02:59 557,959 Play
2017-03-04 What Did Dinosaurs Taste Like? 02:39 485,532 Play
2017-03-07 Can Hanging Upside Down Kill You? 02:43 469,450 Play
2017-03-11 Why Do We Have Such Crooked Teeth? 02:58 866,449 Play
2017-03-14 Why Do Workout Drinks Make My Skin Tingle? 02:53 179,169 Play
2017-03-18 Do Glasses Ruin Your Eyesight? 03:19 1,443,102 Play
2017-03-21 Why Does Spicy Food Burn When You Poop? 02:42 464,363 Play
2017-03-25 Why Do Golf Balls Have Dimples? 02:55 301,399 Play
2017-03-28 What Actually Happens If You Don't Take Out a Splinter? 03:06 3,788,727 Play
2017-04-01 Why Does My Poop Float? 02:57 259,785 Play
2017-04-04 How to Get Rid of Canker Sores, According to Science 02:23 2,841,991 Play
2017-04-08 Why Does Skipping Coffee Give Me Headaches? 02:51 298,333 Play
2017-04-11 Can Danger Give You Super Strength? 02:18 404,489 Play
2017-04-15 How Does Icing an Injury Help? 02:26 499,596 Play
2017-04-18 Why can't you tickle yourself? 02:41 335,534 Play
2017-04-22 Why Do Some People Tolerate Spicy Food? 02:50 497,324 Play
2017-04-25 Why Can't You Use Your Phone on a Plane? 02:27 576,926 Play
2017-04-29 What Happens If A Plane Gets Struck By Lightning? 02:51 453,019 Play
2017-05-02 Why Are Some People Double-Jointed? 02:12 326,773 Play
2017-05-06 Why Does Cold Brew Coffee Taste Better? 02:55 381,691 Play
2017-05-09 Why Is the Ocean Blue? 03:02 410,021 Play
2017-05-13 How Do Flowers Know When to Bloom? 02:33 161,425 Play
2017-05-16 Is Running Really Bad for Your Knees? 02:35 833,942 Play
2017-05-20 What Does My Pee Say About Me? 03:03 225,544 Play
2017-05-23 How Do Curveballs Change Direction in Midair? 02:29 267,729 Play
2017-05-27 Why Is Salt So Bad for You, Anyway? 02:07 538,602 Play
2017-05-30 Why Do Dogs Tilt Their Heads? 02:41 1,152,681 Play
2017-06-03 Can You Learn Perfect Pitch? 02:56 369,324 Play
2017-06-06 Why Are So Many Pro Athletes Lefties? 03:20 187,222 Play
2017-06-10 What Causes Runner's High? 02:56 551,950 Play
2017-06-13 Can Hot Tubs Make You Sick? 03:03 187,546 Play
2017-06-17 Can You Be Allergic To Sunlight? 02:47 504,453 Play
2017-06-20 How Do Those Rock Sculptures Stay Up? 02:33 210,146 Play
2017-06-24 Why Do Glue Labels Warn Not to Sniff It? 02:33 924,702 Play
2017-06-27 Is Premium Gasoline Really Better for Your Car? 02:49 390,160 Play
2017-07-01 What Did Dinosaurs Really Sound Like? 02:50 733,592 Play
2017-07-02 Why Do Your Eyes Get Red in the Pool? 02:39 243,249 Play
2017-07-08 What Does SPF Mean? 03:15 246,532 Play
2017-07-11 Can Plants Get Sunburned? 03:22 187,071 Play
2017-07-15 Why Do Cat Eyes Glow in the Dark? 02:15 390,892 Play
2017-07-18 Why Are Belly Flops So Painful? 02:13 237,857 Play
2017-07-22 Why Do Earthworms Come Out After It Rains? 03:03 315,618 Play
2017-07-25 Why do we Have Earwax? 02:46 326,848 Play
2017-07-29 What Does "A 50% Chance of Rain" Actually Mean? 02:17 522,206 Play
2017-08-01 Why Does Humidity Make It Feel Hotter? 03:11 708,837 Play
2017-08-05 Why Do Some Farts Smell So Bad? 02:36 369,104 Play
2017-08-12 Why Is the Perfect Shower Temperature So Hard To Find? 02:45 280,335 Play
2017-08-15 Why Can't Dogs Eat Chocolate? 03:22 802,593 Play
2017-08-19 Can It Be Too Hot To Fly? 03:03 435,013 Play
2017-11-18 Can You Break Glass with Your Voice? 03:00 191,355 Play
2017-12-19 Can You Really Die of Old Age? 02:21 292,996 Play
2018-05-29 Why Does The Sky Turn Green Before Tornadoes? 02:19 218,880 Play
2019-06-15 Why Does Fish Flake? 02:25 146,953 Play