Have you ever realized how different your voice sounds on an answering machine? This week, Kasey-Dee Gardner finds out which one is your "true" voice and why.
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.
Do sci-fi villains have the moonbase market cornered, or will we be living on the moon some day too? Jorge Ribas finds out when NASA's making the next giant leap for mankind.
Extremophiles, micro-organisms that can live in volcanos, space and the deep oceans, are still a mystery, but one scientist has found a way to use them to study other elements. Discovery News gets the scoop.
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