Rocks from outer space are constantly hurtling toward Earth, slamming into the atmosphere and often exploding into fireballs that both delight and alarm people.

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

Could ancient humans really have built the pyramids without extraterrestrial help? Or do such questions reveal more about modern anxieties than the past itself?

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

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

One of the longest-standing techniques in humanity’s search for life beyond Earth may be causing scientists to miss alien ...

Scientists pick up mysterious signals from space! Could it be aliens, or just cosmic noise? Dive into the latest discoveries.

Scientists believe turbulent “space weather” around distant stars could be scrambling potential alien signals before they ...

NASA-funded research suggests that space weather phenomena could be distorting potential extraterrestrial signals, making them difficult to detect.

New research provides a physics based solution for why we aren't hearing potential messages from alien civilizations.

A new study by the SETI Institute suggests that the alien signals might be right here, surrounding us all of the time, and we ...

SETI researchers may have missed alien signals due to a cosmic phenomenon that distorts narrowband radio waves, new research says.