Space/Cosmos

Simulated Martian soil supports plant life, but questions about extraterrestrial plant growth remain.
Patricia Waldron, Contributor
Barren bubble-like zones could help untangle universe's mysteries.
Marcus Woo, Contributor
The camera allows astronomers to peer into a previously unseen portion of the universe.
Cynthia McKelvey, Contributor
Evidence of life could be preserved in blades of salt crystals on the Red Planet.
Ker Than, Contributor
In 130 million years, these planets will become dinner for their dying host star.
Cynthia McKelvey, Contributor
Physicists seek new insights into the nature of gravity.
Charles Q. Choi, Contributor
Physicists seek to reconcile two ways to define time’s flow.
Gabriel Popkin, Contributor
After initial water escaped into space, the rest froze.
Marcus Woo, Contributor
South Pole telescope readings could confirm early universe’s rapid expansion.
Ben P. Stein, Contributor
Researchers from the BICEP2 experiment are announcing evidence for the detection of gravitational waves.
Ben P. Stein, Contributor
Distant quasars could help confirm "spooky action" between particles.
Charles Q. Choi, Contributor
Fungus-covered flies, fresh from a twelve-day trip to space, might have the answer.
Cat Ferguson, Contributor