Did ancient humans eat a Paleo diet?

Cave paintings from the Lascaux complex in France to Ubirr in Australia have one characteristic in common—they depict hunters and their prey. Very few of our Paleolithic ancestors seemed interested in doing still-life paintings ...

World's whitest paint now thinner than ever, ideal for vehicles

The world's whitest paint—seen in this year's edition of Guinness World Records and "The Late Show With Stephen Colbert"—keeps surfaces so cool that it could reduce the need for air conditioning. Now the Purdue University ...

Scaling up cell imaging

Scientists have learned a lot about human biology by looking at cells under a microscope, but they might not notice tiny differences between cells or even know what they're looking for. Researchers at the Broad Institute ...

Race to save undersea Stone Age cave art masterpieces

To reach the only place in the world where cave paintings of prehistoric marine life have been found, archaeologists have to dive to the bottom of the Mediterranean off southern France.

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