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Why? Tell Me Why! :: Spider Silk Channel: Discovery Channel Length: 157 Date: February 24, 2007 This week Kasey-Dee Gardner untangles the mystery of why spider silk is so strong.

Why? Tell Me Why! :: Spider Silk Channel: Discovery Channel Length: 157 Date: February 24, 2007 This week Kasey-Dee Gardner untangles the mystery of why spider silk is so strong.

Why? Tell Me Why! :: Adam's Apple Channel: Discovery Channel Length: 160 Date: February 24, 2007 This week, Kasey-Dee Gardner finds out why men have bigger Adam's Apples.

Why? Tell Me Why! :: Wisdom Teeth Channel: Discovery Channel Length: 121 Date: February 24, 2007 Have you ever wondered why we have wisdom teeth if they just get removed? Kasey-Dee Gardner gets to the root of the question.

Why? Tell Me Why! :: Sleep Twitches Channel: Discovery Channel Length: 161 Date: February 24, 2007 Kasey-Dee Gardner explores the mysterious world of sleeping--- and finds out why we sometimes "twitch" as we fall asleep.

Why? Tell Me Why! :: Stars Channel: Discovery Channel Length: 149 Date: February 24, 2007 Twinkle, twinkle little star. This week Kasey-Dee Gardner finds out why stars twinkle.

Why? Tell Me Why! :: Laughter Channel: Discovery Channel Length: 166 Date: February 24, 2007 This week on Why? Tell Me Why!, Kasey-Dee Gardner finds out why laughing is contagious.

Why? Tell Me Why! :: Mood and Weather Channel: Discovery Channel Length: 150 Date: February 24, 2007 Have you ever noticed how the weather affects your mood? While the sun brings smiles, dreary weather often brings the blues. Discovery News&#03...

Why? Tell Me Why! :: Bats Channel: Discovery Channel Length: 202 Date: February 24, 2007 Did you know bats are the only mammals that spend their entire lives upside down? This week Kasey-Dee Gardner finds out why.

Why? Tell Me Why! :: Cuteness Channel: Discovery Channel Length: 215 Date: February 24, 2007 Kasey-Dee Gardner finds out why we think baby mammals are so darn cute.

Why? Tell Me Why! :: Stomach Noises Channel: Discovery Channel Length: 192 Date: February 24, 2007 Have you ever wondered why your stomach growls when you are hungry? This week Kasey-Dee Gardner explains.

Why? Tell Me Why! :: Male Anatomy Channel: Discovery Channel Length: 161 Date: February 24, 2007 Ever wondered why men have nipples? Kasey-Dee Gardner finds out this week on Why? Tell Me Why!

Why? Tell Me Why :: Bad Habits (11/15) Channel: Discovery Channel Length: 213 Date: February 24, 2007 Kasey-Dee Gardner finds out why we can't give up our bad habits -- even though we know they are harmful.

Why? Tell Me Why!: Snakes Channel: Discovery Channel Length: 125 Date: February 24, 2007 Kasey-Dee Gardner finds out why venomous snakes don’t kill themselves. Got other questions? Email them to whytellmewhy@discovery.com!

Why? Tell Me Why!: Snakes Channel: Discovery Channel Length: 125 Date: February 24, 2007 Kasey-Dee Gardner finds out why venomous snakes don’t kill themselves. Got other questions? Email them to whytellmewhy@discovery.com!

Human: Giraffe Keeper (10/18) Channel: Discovery Channel Length: 237 Date: February 24, 2007 Get a look at what it's like to take care of our planet's tallest land-living animal. Jennifer Viegas talks to the Oakland Zoo&am...

Human: Jack Horner, Dino Digger (8/24) Channel: Discovery Channel Length: 188 Date: February 24, 2007 Find out what keeps one of the world's most famous paleontologist digging for dinosaurs. Kasey-Dee Gardner talks to Horner.

Dino Fossils Abound (8/3) Channel: Discovery Channel Length: 132 Date: February 24, 2007 It's a good summer for dinosaur hunter Jack Horner's dig team. They're finding fossils galore in Hell Creek, Mont.

Road Trip with Kasey-Dee, Pt. 3 (7/27) Channel: Discovery Channel Length: 115 Date: February 24, 2007 Now she's really dirty, folks, but in awe of real field paleontologists and their passions. Part three of a three-vlog series.

Another Triceratops Found (7/31) Channel: Discovery Channel Length: 129 Date: February 24, 2007 Jack Horner's dig team has found yet another baby triceratops in Hell Creek, Mont. See what it's like for a paleontologist to di...

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