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An appeals court ruled Tuesday that government funding of embryonic stem cell research can continue for now.

Stagnant scientific education imperils U.S. economic leadership, says a report by leading business and science figures.

"Tyrannosaurs were more like wolves for most of their history," says paleontologist Stephen Brusatte of the American Museum of Natural History ...

Gene therapy has been used to correct an inherited blood disorder in what doctors say is a major step forward in treatment.

European scientists say they've figured out the recipe for water in space: Just add starlight.

God did not create the universe and the Big Bang was an inevitable consequence of the laws of physics, the eminent British theoretical physicist Stephen Hawking argues in a new book.

Scientists returning from a 30-day research expedition to the Northwestern Hawaiian Islands found what they believe are 10 new species of co ...

A maternal ancestor to all living humans called mitochondrial Eve likely lived about 200,000 years ago, at roughly the same time anatomically modern humans are believed to have emerged, a new review study confirms.

Human ancestors used stone tools and ate meat at least 800,000 years earlier than thought, scientists say.

Scientist Paul Wooley has regrown a section of bone in a mammal's leg, a breakthrough he and collaborators say will revolutionize bone medicine worldwide.