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

Life on Earth may exist thanks to an incredible stroke of luck — a chemical sweet spot that most planets miss during their formation but ours managed to hit.

Life may not get blasted off any of the known "super-Earth" worlds as readily as it can from our planet, scientists find. The discovery suggests that any intelligent aliens that develop on such ...

Is intelligent alien life really out there? With powerful telescopes identifying more potentially habitable planets each year, the possibility continues to grow. But what would happen if we actually ...

A new paper suggests that BARSOOM may have been alive on the planet, and was killed in the Viking experiments.

The new plot twist is that in order to keep enough nitrogen and phosphorus near its surface, a planet has to start out with ...

Science fiction writer and futurist Arthur C. Clarke once said, “Two possibilities exist: either we are alone in the universe or we are not. Both are equally terrifying.” And perhaps that fear is what ...

For many years, astronomers have been looking for extraterrestrial life. In doing so, astronomers have narrowed their search to a small “habitable zone” around stars. This habitable zone defines the ...

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 ...

Most people believe in life on other planets, a newly released study that canvassed respondents around the world claims. After surveying 26,492 people in 24 countries, research firm Motivaction found ...

According to popular media, the search for alien life involves advanced technology, space exploration and sometimes even government conspiracies and secret programs. But according to University of ...

Is water enough to find alien life? New research reveals phosphorus and nitrogen are crucial. Discover the 'chemical ...