Key PointsMicrobial fossils provide some of the earliest direct physical evidence of life on Earth.Researchers are probing less-studied parts of the ...
Judges questioned the extent to which courts have the power to second-guess the president's invocation of the 18th-century law.
A 5-year-old who was taken by federal agents from the driveway of his metro Minneapolis home Tuesday after returning from ...
NASA has compiled a list of seven science-fiction movies it deems the most scientifically accurate in portraying space, alien ...
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