Space (01:33)
New findings bolster the argument that dark energy is the reason our universe is expanding. James Williams explores the evidence.
Why? Tell Me Why! (02:30)
Twinkle, twinkle little star. Kasey Dee Gardner finds out why stars twinkle.
Space (02:30)
Did you know there's a black hole in the center of our galaxy? Kasey- Dee asks the astronomer who discovered it 3 questions.
2057 (03:18)
In 50 years, taking a Sunday picnic in outer space will no longer be a fantasy.
News (01:03)
NASA just smashed the LCROSS and spent Centaur rocket into the moon in a search for water on the lunar surface. Even better - the impact was captured on video! Did it live up to the hype? James WIlliams takes a look.
News (03:48)
James Williams uncovers five spooky scientific mysteries you may never have heard of.
Discovery News (04:07)
Using the other planets as weather labs, meterologists are getting a better feel for how things work on Earth. James Williams gets wind of the details.
Space (00:58)
NASA's Spitzer Telescope discovered evidence that a high-speed collision between two planets happened thousands of years ago. Scientists think this type of collision is how planets, like the Earth, are formed.ATTENTION! We recently updated our privacy policy. The changes are effective as of September 10, 2008. To see the new policy, click here.
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