In one of the most baffling discoveries of the last decade, scientists have found a clue in a cave to how life might survive ...

January brought a wide range of thoughtful science conversations featuring researchers from the SETI Institute, spanning everything from hands-on planetary defense with citizen scientists to careful ...

Scientists may need to broaden their horizons in their search for alien life.

For decades, the moon was seen as a barren, bone-dry world with no atmosphere, no liquid water, no magnetic shield, and extreme swings in temperature. The idea that it could ever support life seemed ...

The curious minds at What If take you on a mission to search for alien life, imagining the discoveries, challenges, and revelations of exploring the unknown.

Add Yahoo as a preferred source to see more of our stories on Google. A composite view of Mars taken by the Viking I and II probes. NASA/USGS In September, NASA announced the discovery of a possible ...

For many years, astronomers have been looking for extraterrestrial life. In doing so, astronomers have narrowed their search ...

Do Aliens Exist? This interesting question has kept the generations interested in the evidence of their existence on other ...

A "crowdsourced" project in which home computer users were enlisted to help analyze radio signals from space is ending after more than two decades.

In 1995, a pair of scientists discovered a planet outside our solar system orbiting a solar-type star. Since that finding—which won the scientists a portion of the 2019 Nobel Prize in ...