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I Wanna Know mp3
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Kids' Science Challenge Videos
Scientist Podcasts on Pulse of the Planet
Sports on Mars
| Kids' Science Challenge: Mars - Giant Chutes [mp3; 2:00] Not your ordinary parachute: what it takes to slow a speeding Mars rover to avoid a crash landing. |
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| Kids' Science Challenge: Mars - Playground [mp3; 2:00] In lieu of traveling to the Red Planet, scientists can experiment in a California-based Mars playground! |
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| Kids' Science Challenge: Mars - Golf [mp3; 2:00] If you want to drive golf balls like Tiger Woods, no need for practice. Just head on up to Mars! |
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| Kids' Science Challenge: Mars - Robot Arm [mp3; 2:00] A giant arm on the new Mars rover will drill rocks, scoop sand, and collect tiny samples from the Red Planet. |
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| Kids' Science Challenge: Mars - Dirty Chamber [mp3; 2:00] To test equipment bound for Mars, JPL scientists head to their "dirty chamber," a low-pressure tank that can handle abrasive Mars-like sand. |
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| Kids' Science Challenge: Mars - How Far [mp3; 2:00] Mars may be Earth's neighbor, but getting there can take years! |
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| Kids' Science Challenge: Mars - Sending an Arm [mp3; 2:00] If we can't send an Armstrong to Mars, how about a strong arm? |
Detective Science
| Kids' Science Challenge: Forensics - Fingerprints [mp3; 2:00] For more than a century, fingerprints have proven a useful tool in forensic science. |
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| Kids' Science Challenge: Forensics - Super Prints [mp3; 2:00] Using Super Glue? Be sure to keep it off your fingers! But for a forensic scientist keeping this adhesive handy is a good idea. |
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| Kids' Science Challenge: Forensics - Glass Mystery [mp3; 2:00] How can you tell a shard of clear house window glass from a seemingly identical piece of auto glass? Density! |
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| Kids' Science Challenge: Forensics - Secret Message [mp3; 2:00] When incriminating evidence is written on a pad of paper, forensic scientists can reveal that message long after the page is removed. |
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| Kids' Science Challenge: Forensics - Deciphering a Hidden Message [mp3; 2:00] A forensic document examiner takes us through the process of deciphering evidence from a blank pad of paper. |
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| Kids' Science Challenge: Forensics - Detective Science [mp3; 2:00] Real-world forensic investigations can be exciting, but it's quite different from what we're exposed to on TV. |
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| Kids' Science Challenge: Forensics - Making a Match [mp3; 2:00] While matching evidence to a suspect can be gratifying, proving a mismatch is equally important. |
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| Kids' Science Challenge: Forensics - Gathering Evidence [mp3; 2:00] Declaring someone dead is one thing, but if you want a definitive cause, you'll want to give forensic investigator Mo Lupia a call. |
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| Kids' Science Challenge: Forensics - Crash Case [mp3; 2:00] When alcohol or drugs are involved in an auto accident, the driver's identity is not always evident. So how do you find out who really was driving the car? |
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| Kids' Science Challenge: Forensics - Public Sentinel [mp3; 2:00] Investigating death may very well protect the health of others. |
Bio-Inspired Design
| Kids' Science Challenge: Biomimicry - Magical Mucus [mp3; 2:00] Mucus plays many roles. In fact, without it, we wouldn't be here. |
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| Kids' Science Challenge: Biomimicry - Collecting Mucus [mp3; 2:00] Everything you ever wanted to know about how to collect giraffe drool and hippopotamus sweat, but were afraid to ask. |
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| Kids' Science Challenge: Biomimicry - Giraffes [mp3; 2:00] Aided by mucus, giraffes routinely swallow sharp thorns without hurting themselves. |
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| Kids' Science Challenge: Biomimicry - Hippo Sweat [mp3; 2:00] If you want to protect yourself from the sun, insects, and disease, just slather on some hippo sweat! |
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| Kids' Science Challenge: Biomimicry - Reading Slug Slime [mp3; 2:00] In the slug world, much can be gleaned from the trail of slime a slug leaves behind. |
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| Kids' Science Challenge: Biomimicry - Wasps [mp3; 2:00] Without so much as a diet, wasp waists are incredibly thin; and their structure is inspiring engineers to create a new kind of packaging. |
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| Kids' Science Challenge: Biomimicry - Pogo Stick [mp3; 2:00] If you've bounced on a pogo stick, you're already well on your way to understanding how animals run. |
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| Kids' Science Challenge: Biomimicry - Novel Robots [mp3; 2:00] Robots can be so, well, robotic. But bio-inspired engineering is pointing the way to a new and nimble breed of robots. |
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| Kids' Science Challenge: Biomimicry - Pink Sweat [mp3; 2:00] Pink sweat? That's not the half of it. Hippopotamus sweat has an array of uses. |
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| Kids' Science Challenge: Biomimicry - Mini-bots [mp3; 2:00] Miniature robots: going where no person can. |
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| Kids' Science Challenge: Biomimicry - Cardboard Robots [mp3; 2:00] Robots may be high-tech, but the materials used to make them can be quite ordinary. |
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| Kids' Science Challenge: Biomimicry - Neuromechanics [mp3; 2:00] For animals, movement is second nature, but otherwise sophisticated robots have to calculate every step. |
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| Kids' Science Challenge: Biomimicry - Gecko Adhesion [mp3; 2:00] Gecko feet aren't sticky, but they adhere to almost any surface. |
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| Kids' Science Challenge: Biomimicry - Gecko Release [mp3; 2:00] When geckos release from a surface they're climbing, their feet act as tiny party favors, enabling them to adhere to practically anything. |
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| Kids' Science Challenge: Biomimicry - Adhesive Cloth [mp3; 2:00] To develop a fabric that can adhere to any surface, scientists are looking to geckos for clues. |
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| Kids' Science Challenge: Biomimicry - Gecko Inspired [mp3; 2:00] If scientists are able to successfully mimic the adhesive properties of a gecko's foot, the uses for such material will be limitless. |
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| Kids' Science Challenge: Biomimicry - Gecko Tails [mp3; 2:00] A gecko's tail is used for gripping and gliding; engineers are building its attributes into a new breed of miniature robots. |
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| Kids' Science Challenge: Biomimicry - Running Roaches [mp3; 2:00] Cockroaches might love junk food, but that's not why they're running on treadmills. |
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| Kids' Science Challenge: Biomimicry - Gecko Fingers [mp3; 2:00] A gecko's ability to adhere to surfaces is leading to advances in manmade materials. Gecko tires, anyone? |
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| Kids' Science Challenge: Biomimicry - Toothbrush Toes [mp3; 2:00] If you want to understand gecko-inspired adhesion, just pick up a toothbrush and follow along. |
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| Kids' Science Challenge: Biomimicry - Running Like Roaches [mp3; 2:00] Roaches and humans have at least one thing in common – the way we run. |
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| Kids' Science Challenge: Biomimicry - Toe Hair [mp3; 2:00] Hairy toes – REALLY hairy toes – are essential to a gecko's wall-climbing ability. |
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| Kids' Science Challenge: Biomimicry - Unexpected Adhesion [mp3; 2:00] By way of an accidental discovery, engineers are now developing "sticky" material based on the properties of a gecko's toes. |



