Scientific Minds Want To Know
'Woman X' may be new human ancestor
A bone discovered in a Siberian cave gives clues to a never-before-seen pre-human.
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The unusual social structure of sweat bees is providing some of the best evidence yet that living in a society can boost brain size
So much for abstract thought – even high-concept thinking may be rooted in the way we experience life physically.
An icy inferno, a lively snowball, another Earth and two flying saucers – there's more to the sun's family than gas giants and potato-shaped rocks.
Prime chance to gaze at Mars
The Thursday night sky offers one of your last opportunities for a good look at the planet until 2012.
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