Astronomers have found a galaxy with the lowest levels of metal yet discovered. The 'Little Lion' galaxy could hold lessons about the environment of the early universe.
Since its launch in 1998, scientists have conducted some 1,900 experiments aboard the International Space Station.
A team of Australian physicists wrote an artificial intelligence program to make their job easier. They didn't expect it would be able to take over the experiment.
Fossils recovered from a sinkhole in the Aucilla River on Florida’s Gulf Coast suggest that humans lived in America some 1,500 years earlier than previous models suggested.
A closed-door meeting at Harvard Medical School brought together 150 scientists, lawyers, and entrepreneurs to discuss the future of building human, or other organism, genomes from scratch.
A time-lapse video shows Comet 252P/LINEAR spinning like a lawn sprinkler after it zoomed by Earth on March 21 in one of the closest encounters between a comet and our planet.