Oxygen has been the most important gas in our search for life among the cosmos thus far. On Earth, we have it in abundance ...

Washington lawmakers say the change aligns the state with similar efforts on the West Coast. California and Oregon are the only other states with laws making the same change across all statutes ...

New SETI research suggests space weather like solar winds could be interfering with alien radio signals, making them harder ...

A warehouse worker, Teddy (played by Jesse Plemons), accuses high-powered CEO Michelle (Emma Stone) of being an ...

A civilization capable of interstellar travel may also be one that has moved beyond conquest, excess and ecological ...

The molten planet, with an atmosphere rich in sulfur-bearing gases, is unlike anything astronomers have ever smelled.

Debunking alien claims matters, but so does telling richer, more compelling stories about how humans shaped their own past.