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The next moon mission, carrying four astronauts, could launch as soon as early March.

A closely watched clinical trial in Britain that screened blood for early detection of cancer did not show a reduction in later stages of the disease.

Michael Silevitch leads a research center dedicated to protecting busy public spaces. Last April, he was instructed to "end all work" immediately.

Technical and oversight problems left two astronauts aboard the International Space Station for months longer than had been expected.

Legions of fans from around the world have been cheering on Punch, a 7-month-old macaque who had been struggling to socialize at a zoo outside Tokyo.

New A.I. sites could drive up your power bill. We look at possible solutions.

The Trump administration is threatening to leave the influential agency unless it stops publishing its annual road map for cutting planet-warming emissions.

Researchers filmed a 10-to-13-foot sleeper shark off the South Shetland Islands, in what may be the first recording of the species that far south.

None of the main research on the voyage of the Araon was funded by the U.S. National Science Foundation, a sign of the difficult times for American science.

But stay tuned: We've still got more to share about this Antarctic expedition, and the next ones scientists are already planning.