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Prehistoric Skeleton in Mexico Is Said to Link Modern Indians to Earliest Americans

Most geneticists agree that Native Americans are descended from Siberians who crossed into America 26,000 to 18,000 years ago via a land bridge over the Bering Strait. But while genetic analysis of modern Native Americans lends support to this idea, strong fossil evidence has been lacking. Now a nearly complete skeleton of a prehistoric teenage [...] Read more

Drosophila Fruit Flies Have Surprising Mental Capacity, Study Shows

Scientists at the University of Oxford observed 20 fruit flies make a choice between two concentrations of an odor presented to them from opposite ends of a narrow chamber, having been trained to avoid one concentration. When the odor concentrations were very different and easy to tell apart, the flies made quick decisions and almost always moved [...] Read more

Mexican cave skeleton reveals secrets of New World's first people

A horrible day for a teenage girl perhaps 13,000 years ago - death in a Mexican cave - has turned into a wonderful day for scientists who have managed to coax important secrets out of the oldest genetically intact human skeleton in the New World. Scientists said on Thursday genetic tests on her superbly preserved remains found by cave divers have [...] Read more

Gemini Planet Imager Zooms in on Exoplanet Beta Pictoris b

Beta Pictoris is the second brightest star in the constellation Pictor, about 63 light years away from Earth. It is orbited by an exoplanet called Beta Pictoris b. Beta Pictoris b is a young planet, about 20 million years old. It is more than 16 times larger and 3,000 times more massive than Earth. Using the Gemini Planet Imager’s next-generation, [...] Read more

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