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? 03:07 669,145 Play
2014-02-07 Why Does Beer Make You Pee? 02:28 409,118 Play
2014-02-13 Do My Feet Smell Like Doritos? 02:44 330,421 Play
2014-02-22 Why does Saturn have rings? 02:33 415,385 Play
2014-02-26 Why Did People Love Flappy Bird? 03:21 946,145 Play
2014-03-04 Why Do Bug Bites Itch? 02:25 923,648 Play
2014-03-11 How Does Tape Work? 02:01 398,530 Play
2014-03-19 Why Do Roosters Crow? 01:55 245,163 Play
2014-03-25 Does Alcohol Really Keep You Warm? 02:00 253,925 Play
2014-04-01 Why does ice float? 02:47 367,333 Play
2014-04-08 Why Do Cats Knead? 02:33 1,370,055 Play
2014-04-15 Why Do We Yawn? 02:46 399,077 Play
2014-04-22 Why Does Swiss Cheese Have Holes? 02:10 267,570 Play
2014-04-29 Why Do Zebras Have Stripes? 01:53 339,813 Play
2014-05-06 Why Do Stars Twinkle? 02:33 436,191 Play
2014-05-14 How Do Rainbows Form? 02:45 586,884 Play
2014-05-20 Do Women Have Adam's Apples? 02:10 891,604 Play
2014-05-27 What are Blood Types? 03:05 1,621,403 Play
2014-06-02 Why do we have seasons? 02:29 512,871 Play
2014-06-10 Can Bright Light Make You Sneeze? 02:20 447,197 Play
2014-06-17 What Causes Auroras? 03:29 403,550 Play
2014-06-24 Why Do Joints Pop And Crack? 02:24 1,180,053 Play
2014-07-02 What Makes Your Ears Ring? 02:40 640,413 Play
2014-07-09 Why Do Apples Turn Brown? 02:32 479,076 Play
2014-07-15 Why Do We Blush? 02:19 417,910 Play
2014-07-23 Why Do Birds Have White And Dark Meat? (And Do We?) 02:48 561,255 Play
2014-07-31 How Do Polarized Sunglasses Work? 03:26 553,858 Play
2014-08-05 How Do Oysters Make Pearls? 02:29 1,835,568 Play
2014-08-12 How Many Colors Can We See? 02:35 491,014 Play
2014-08-19 Why Do Dogs Eat Grass? 02:16 733,442 Play
2014-08-26 Does Alcohol Kill Brain Cells? 02:07 745,619 Play
2014-09-02 Why (and How) Do Bees Make Honey? 02:43 599,129 Play
2014-09-10 Why Is My Poop Green? 02:49 1,584,841 Play
2014-09-16 Why Can't I Put Metal in the Microwave? 02:33 1,280,067 Play
2014-09-24 What Causes Brain Freeze? 02:48 539,877 Play
2014-09-30 Does My Voice Really Sound Like That? 02:24 1,187,228 Play
2014-10-07 Why Do Leaves Change Color and Fall? 02:12 251,020 Play
2014-11-04 What's in Those Packets That Say 'Do Not Eat'? (And Why Shouldn't I Eat It?) 02:02 674,281 Play
2014-11-11 Why Do Dogs Pant? 02:51 409,284 Play
2014-11-18 Why Do I Have to Brush My Teeth? 03:10 532,391 Play
2014-11-26 Why Isn't "Zero G" the Same as "Zero Gravity"? 02:13 366,120 Play
2014-12-01 Why Does Spicy Taste 'Hot' and Minty Taste 'Cool'? 02:43 600,476 Play
2014-12-09 What Is Night Blindness? 01:53 543,744 Play
2014-12-16 Why Does Rain Smell? 02:21 424,169 Play
2014-12-23 Why Do Atoms Bond? 02:24 473,225 Play
2014-12-31 Can Dogs See Color? 01:53 633,358 Play
2015-01-06 Why are we Ticklish? 02:27 846,737 Play
2015-01-13 When You Burn Fat, Where Does it Go? | The Science of Weight Loss 02:42 2,090,546 Play
2015-01-20 Why Can We See Our Breath In The Cold? 02:21 404,884 Play
2015-01-28 Why Do We Have Baby Teeth? 02:37 785,480 Play
2015-02-04 Why Are Eggs ... Egg-Shaped? 01:33 420,720 Play
2015-02-10 How Did a Magnet Just Break My Monitor? 01:59 544,827 Play
2015-02-18 Why Is My Tongue Stuck to This Flagpole? 02:47 333,469 Play
2015-02-23 Why Do Koalas Hug Trees? 02:24 370,326 Play
2015-03-04 Do Fish Drink Water? 02:26 1,509,785 Play
2015-03-10 Why Does Toothpaste Make Everything Taste Bad? 02:33 424,164 Play
2015-03-17 Why Are There Animals on My Face?! 02:56 403,284 Play
2015-03-24 How Do My Fingerprints Form? 03:04 511,884 Play
2015-03-31 Do Plants Get Cancer? 02:18 653,572 Play
2015-04-08 Why Is Fluoride Good for Teeth? 02:46 493,855 Play
2015-04-15 Why Am I Upside-Down When I Look in a Spoon? 02:41 404,297 Play
2015-04-21 Why Do I Have to Use a Number 2 Pencil? 02:36 1,349,146 Play
2015-04-28 Does Thinking Hard Burn More Calories? 02:28 461,212 Play
2015-05-05 Why Does Your Stomach Make Noises? The Science of Rumbles & Grumbles 01:50 1,285,166 Play
2015-05-12 Why Do We Wrinkle When Wet? 02:10 1,136,850 Play
2015-05-19 Does Hair Ever Stop Growing? 02:51 1,106,992 Play
2015-05-26 Why Do Things Look Darker When They're Wet? 02:04 500,676 Play
2015-06-02 Why You Can't Breathe Out of Your Nose When You're Sick 02:49 3,010,140 Play
2015-06-09 Why Do Things Fade in the Sun? 02:16 471,334 Play
2015-06-16 Why Does Cilantro Taste Like Soap? 02:53 768,882 Play
2015-06-23 Why Does Your Breath Stink in the Morning? 01:52 667,802 Play
2015-06-29 Why Do People Go Bald? 02:40 597,077 Play
2015-07-07 Why Does Pepper Make You Sneeze? 01:56 232,394 Play
2015-07-13 What Causes Sunburns? 02:34 534,276 Play
2015-07-21 Why Do Planes Fly So High? 02:23 772,084 Play
2015-07-23 Why Do Bruises Change Colors? 02:24 672,208 Play
2015-08-03 Can Pickles and Bananas Really Help Athletes? 02:48 295,789 Play
2015-08-11 What Happens to My Wool Sweater in the Washer? 02:28 317,503 Play
2015-08-18 What Happens When You Faint? 02:26 979,463 Play
2015-08-25 Are You a Supertaster? 02:46 665,832 Play
2015-09-02 Why Are Flamingos Pink? 02:12 367,312 Play
2015-09-08 Why Don’t Spiders Stick to Their Webs? 03:06 398,082 Play
2015-09-15 Why Do Boomerangs Come Back? 02:25 741,511 Play
2015-09-22 What Causes Pins and Needles? 02:26 1,206,954 Play
2015-09-29 Why Is There a Magnet Inside My Dog? 02:31 472,672 Play
2015-10-06 Could We Destroy the Earth? 02:43 594,714 Play
2015-10-13 Why Do Nuclear Bombs Make Mushroom Clouds? 02:44 613,567 Play
2015-10-20 Does Hot Water Freeze Faster Than Cold Water? 02:33 686,935 Play
2015-10-28 Do Animals Cry? 02:33 356,966 Play
2015-11-03 Why Don't Sleeping Bats Fall Down? 02:41 314,946 Play
2015-11-10 Why Can Blu-rays Hold More Than DVDs? 02:40 414,445 Play
2015-11-17 Why Do Animals Lick Their Wounds? 02:44 419,080 Play
2015-11-25 What Does Your Uvula Actually Do? 02:46 1,748,952 Play
2015-12-01 Why Do We Have Blind Spots? 02:29 427,335 Play
2015-12-08 Why is Red Meat ... Red? 02:42 461,874 Play
2015-12-15 Why Do Our Noses Run in the Cold? 01:55 510,405 Play
2015-12-22 Why Heart Cancer is Incredibly Rare 02:25 1,299,794 Play
2015-12-29 What's Causing That Stitch in Your Side? 02:44 2,008,868 Play
2016-01-12 What Happens When You Hold Your Pee? 02:41 2,474,373 Play
2016-01-18 Why Does Alcohol Burn When You Drink It? 01:47 1,374,854 Play
2016-01-26 Why Shouldn't You Take Medicine with Grapefruit Juice? 02:13 666,210 Play
2016-02-02 What Are Muscle Knots? 02:25 1,072,849 Play
2016-02-09 Where Does Love Come From? 02:32 321,808 Play
2016-02-16 Why Do We Sneeze? 02:33 736,105 Play
2016-02-23 What Causes Growing Pains? 02:06 401,554 Play
2016-03-05 Should You Use Hydrogen Peroxide to Clean Wounds? 02:11 968,441 Play
2016-03-08 Are Sore Muscles Actually Getting Bigger? 02:00 1,025,436 Play
2016-03-12 Why Does Plane Food Taste So Bad? 02:56 439,664 Play
2016-03-15 Why Can't You Remember Being a Baby? 02:43 633,679 Play
2016-03-19 Why Does My Face Turn Red When I'm Angry? 02:19 280,872 Play
2016-03-22 Why Do I Feel Lightheaded When I Stand Up? 02:23 786,623 Play
2016-03-26 What Are Eye Boogers? 02:24 1,008,980 Play
2016-03-29 Urinal Cakes: Why? 02:38 656,153 Play
2016-04-02 What are Scars? 03:08 470,735 Play
2016-04-05 Why Do We Get Freckles? 02:35 847,176 Play
2016-04-09 Are Those Really Blackheads? 02:41 1,587,732 Play
2016-04-12 Why Does Water Go Stale? 02:26 1,781,071 Play
2016-04-16 What is Restless Leg Syndrome? 02:25 1,489,493 Play
2016-04-19 What Makes Fresh Air Fresh? 02:18 397,391 Play
2016-04-23 Why Is Freezer Burn Ruining My Food? 01:47 463,993 Play
2016-04-26 Why Does Running Water Make You Want To Pee? 02:19 342,376 Play
2016-04-30 Do Negative-Calorie Foods Exist? 01:56 648,980 Play
2016-05-03 Why Do Birds Sing in the Morning? 02:10 391,128 Play
2016-05-07 Why Is My Body Temperature 37 Degrees? 02:25 893,279 Play
2016-05-10 Why Is My Whiteboard So Dirty? 03:04 376,847 Play
2016-05-14 Why Do Old Books Smell So Good? 02:22 457,197 Play
2016-05-17 Are Multivitamins Really Good For You? 02:57 708,995 Play
2016-05-21 Why Do We Jump in Our Sleep? 02:46 1,526,898 Play
2016-05-24 How Do Blacklights Make Things Glow? 02:50 541,421 Play
2016-05-28 Why Do Newborn Babies Get Jaundice? 02:24 385,069 Play
2016-05-31 Why Are There Bacteria In My Yogurt? 03:30 331,711 Play
2016-06-04 Why Can Mosquitoes Transmit Zika, But Not the Flu? 02:59 271,107 Play
2016-06-07 How Do Marine Mammals Hold Their Breath For So Long? 03:34 454,964 Play
2016-06-14 Why Do We Itch? 02:34 397,309 Play
2016-06-18 Is the Y Chromosome Disappearing? 02:56 750,212 Play
2016-06-21 How Do Noise-Canceling Headphones Work? 02:11 575,200 Play
2016-06-25 Why Does Garlic Ruin Dates? 02:42 417,961 Play
2016-06-28 Why Do We Stretch in the Morning? 02:35 668,707 Play
2016-07-02 Why Do Babies Smell So Good? 02:17 632,212 Play
2016-07-05 Why Do My Ears Pop? 02:25 501,290 Play
2016-07-09 Why Isn't a Kilogram a Kilogram? 02:53 376,847 Play
2016-07-12 Why Is The Sound Of Chewing So Awful? 02:31 305,542 Play
2016-07-16 Why Do Cats Like Catnip? 03:06 1,142,204 Play
2016-07-19 What Is Taurine and Why's It in My Energy Drink? 02:28 802,217 Play
2016-07-23 Why Don't Penguins' Feet Freeze? 02:40 421,232 Play
2016-07-26 How Do Toys Glow in the Dark? 02:37 332,470 Play
2016-07-30 Why are Insects Attracted to Light? 02:35 459,459 Play
2016-08-02 What's the Best Position for Pooping? 02:47 1,062,832 Play
2016-08-06 Are There Really Insects in Yogurt? 02:41 247,155 Play
2016-08-09 Why Do Ribbons Curl? 02:22 271,667 Play
2016-08-13 Does Radiation Make Air Travel Dangerous? 02:29 268,943 Play
2016-08-16 What's the Ultimate Campfire Fuel? 02:57 264,949 Play
2016-08-20 Why Do My Eyes Glow Red in Photos? 02:23 339,367 Play
2016-08-23 Why Do Women Live Longer Than Men? 02:47 469,010 Play
2016-08-27 What's the Best Way to Pour Beer? 02:39 286,059 Play
2016-08-30 Are Hand Dryers Sanitary? 03:05 470,552 Play
2016-09-03 What Makes Sourdough Bread Sour? 02:40 245,781 Play
2016-09-06 Why Does Virtual Reality Make Me Sick? 02:30 275,610 Play
2016-09-10 Does Beer Actually Help Breastfeeding? 03:08 219,162 Play
2016-09-13 How Can I Make A Traffic Light Turn Green? 02:48 1,047,727 Play
2016-09-17 Why Do I Get Dark Circles Under My Eyes? 02:26 804,431 Play
2016-09-20 Why Can the Same Drug Treat Heart Attacks and Anxiety? 03:32 315,049 Play
2016-09-24 Should You Store Eggs in the Fridge? 02:35 560,238 Play
2016-09-27 What Are Those Lines on My Nails? 02:34 2,030,470 Play
2016-10-01 How Do Concussions Cause Amnesia? 02:41 228,999 Play
2016-10-04 Are Plastic Dinosaurs Made from Real Dinosaurs?! 02:45 239,848 Play
2016-10-08 How Do Desensitizing Toothpastes Work? 02:52 215,201 Play
2016-10-11 Does Air on Planes Make You Sick? 02:27 207,022 Play
2016-10-15 Does Music Really Make Babies Smarter? 03:16 238,687 Play
2016-10-18 Why Do Cats Love Boxes? 02:15 602,289 Play
2016-10-22 What Makes Fresh Cut Grass Smell? 02:11 228,681 Play
2016-10-25 Why Does Glitter Stick to Everything? 02:12 331,073 Play
2016-10-29 Do Dead Batteries Really Bounce? 02:57 428,923 Play
2016-11-01 Am I Really A Visual Learner? 02:38 289,924 Play
2016-11-05 Why Are Paper Cuts So Painful? 02:14 405,073 Play
2016-11-08 How Do Insects Survive the Winter? 02:31 345,436 Play
2016-11-12 Why Does Coffee Make You Poop? 02:26 390,232 Play
2016-11-15 Why Can Applesauce Replace Butter? And Oil? And Eggs? 02:58 318,987 Play
2016-11-19 Can You Really Cook Alcohol Out of Food? 02:55 261,803 Play
2016-11-22 Where Does Your Music Taste Come From? 03:07 305,245 Play
2016-11-26 Why Did You Skip a Period? 02:36 661,946 Play
2016-11-29 Where Do Diamonds Come From? 02:34 275,391 Play
2016-12-03 Why Don't We Have Elbowcaps? 02:07 610,324 Play
2016-12-06 How Can One Person's Blood Save 2 Million Babies? 03:14 167,565 Play
2016-12-10 How Do I Make My Batteries Last Longer? 02:46 687,403 Play
2016-12-13 Why Is Ice Slippery? 02:46 214,766 Play
2016-12-17 Why Does My Voice Crack? 02:42 320,023 Play
2016-12-20 What Does Ultrasound Gel Do? 02:27 333,436 Play
2016-12-24 Can You Get Too Much Sleep? 02:27 514,805 Play
2016-12-27 How Do Cats and Dogs Drink Water? 02:42 244,162 Play
2016-12-31 Should I Wear Sunscreen in the Winter? 02:31 161,651 Play
2017-01-03 Do Fat Cells Ever Really Go Away? 02:30 353,454 Play
2017-01-07 How Do Wetsuits Keep You Warm? 02:54 420,259 Play
2017-01-10 Should I Be Afraid of BPA? 02:41 344,727 Play
2017-01-14 How Does Bug Soup Become a Butterfly? 02:48 223,517 Play
2017-01-17 Why Do I Have Varicose Veins? 02:25 280,515 Play
2017-01-21 What Makes Your Hair Curl? 02:30 339,617 Play
2017-01-24 Does the Camera Really Add Ten Pounds? 02:11 235,456 Play
2017-01-28 Who Really Invented the Radio? 02:59 273,270 Play
2017-01-31 Why Do Peaches Make My Mouth Itch? 03:02 161,325 Play
2017-02-04 What Are Tonsil Stones & How Do I Get Rid of Them? 02:23 3,798,394 Play
2017-02-07 Is Public Wi-Fi Safe? 02:54 352,154 Play
2017-02-11 Can Poppy Seeds Make You Fail a Drug Test? 02:50 251,995 Play
2017-02-14 Why Do We Eat Raw Fish But Not Raw Chicken? 02:44 1,068,592 Play
2017-02-18 Where Does Static Come From? 02:29 315,424 Play
2017-02-21 Why Do I Shiver When I Pee? 02:50 458,415 Play
2017-02-25 Is the Five-Second Rule Real? 02:46 266,633 Play
2017-02-28 Why Did The FDA Ban Antibacterial Soap? 02:59 554,981 Play
2017-03-04 What Did Dinosaurs Taste Like? 02:39 482,061 Play
2017-03-07 Can Hanging Upside Down Kill You? 02:43 462,865 Play
2017-03-11 Why Do We Have Such Crooked Teeth? 02:58 859,071 Play
2017-03-14 Why Do Workout Drinks Make My Skin Tingle? 02:53 178,623 Play
2017-03-18 Do Glasses Ruin Your Eyesight? 03:19 1,431,401 Play
2017-03-21 Why Does Spicy Food Burn When You Poop? 02:42 443,476 Play
2017-03-25 Why Do Golf Balls Have Dimples? 02:55 297,504 Play
2017-03-28 What Actually Happens If You Don't Take Out a Splinter? 03:06 3,754,746 Play
2017-04-01 Why Does My Poop Float? 02:57 254,206 Play
2017-04-04 The Painful Truth About Canker Sores (and How to Get Rid of Them for Good!) 02:23 2,782,579 Play
2017-04-08 Why Does Skipping Coffee Give Me Headaches? 02:51 284,788 Play
2017-04-11 Can Danger Give You Super Strength? 02:18 380,919 Play
2017-04-15 How Does Icing an Injury Help? 02:26 468,634 Play
2017-04-18 Why can't you tickle yourself? 02:41 329,330 Play
2017-04-22 Why Do Some People Tolerate Spicy Food? 02:50 489,537 Play
2017-04-25 Why Can't You Use Your Phone on a Plane? 02:27 575,927 Play
2017-04-29 What Happens If A Plane Gets Struck By Lightning? 02:51 449,985 Play
2017-05-02 Why Are Some People Double-Jointed? 02:12 318,304 Play
2017-05-06 Why Does Cold Brew Coffee Taste Better? 02:55 373,024 Play
2017-05-09 Why Is the Ocean Blue? 03:02 385,655 Play
2017-05-13 How Do Flowers Know When to Bloom? 02:33 157,502 Play
2017-05-16 Is Running Really Bad for Your Knees? 02:35 824,832 Play
2017-05-20 What Does My Pee Say About Me? 03:03 224,660 Play
2017-05-23 How Do Curveballs Change Direction in Midair? 02:29 266,349 Play
2017-05-27 Why Is Salt So Bad for You, Anyway? 02:07 524,507 Play
2017-05-30 Why Do Dogs Tilt Their Heads? 02:41 1,146,495 Play
2017-06-03 Can You Learn Perfect Pitch? 02:56 360,730 Play
2017-06-06 Why Are So Many Pro Athletes Lefties? 03:20 186,553 Play
2017-06-10 What Causes Runner's High? 02:56 527,224 Play
2017-06-13 Can Hot Tubs Make You Sick? 03:03 185,600 Play
2017-06-17 Can You Be Allergic To Sunlight? 02:47 460,427 Play
2017-06-20 How Do Those Rock Sculptures Stay Up? 02:33 208,532 Play
2017-06-24 Why Do Glue Labels Warn Not to Sniff It? 02:33 908,103 Play
2017-06-27 Is Premium Gasoline Really Better for Your Car? 02:49 389,472 Play
2017-07-01 What Did Dinosaurs Really Sound Like? 02:50 714,521 Play
2017-07-02 Why Do Your Eyes Get Red in the Pool? 02:39 239,741 Play
2017-07-08 What Does SPF Mean? 03:15 240,484 Play
2017-07-11 Can Plants Get Sunburned? 03:22 186,100 Play
2017-07-15 Why Do Cat Eyes Glow in the Dark? 02:15 377,380 Play
2017-07-18 Why Are Belly Flops So Painful? 02:13 236,260 Play
2017-07-22 Why Do Earthworms Come Out After It Rains? 03:03 303,781 Play
2017-07-25 Why do we Have Earwax? 02:46 317,673 Play
2017-07-29 What Does "A 50% Chance of Rain" Actually Mean? 02:17 479,212 Play
2017-08-01 Why Does Humidity Make It Feel Hotter? 03:11 660,661 Play
2017-08-05 Why Do Some Farts Smell So Bad? 02:36 363,315 Play
2017-08-12 Why Is the Perfect Shower Temperature So Hard To Find? 02:45 279,312 Play
2017-08-15 Why Can't Dogs Eat Chocolate? 03:22 763,924 Play
2017-08-19 Can It Be Too Hot To Fly? 03:03 433,451 Play
2017-11-18 Can You Break Glass with Your Voice? 03:00 186,532 Play
2017-12-19 Can You Really Die of Old Age? 02:21 287,004 Play
2018-05-29 Why Does The Sky Turn Green Before Tornadoes? 02:19 211,296 Play
2019-06-15 Why Does Fish Flake? 02:25 145,450 Play