A new study suggests Mars could help scientists understand how alien worlds evolve by showing how a once warmer, wetter ...

Mars, Europa and Enceladus are the three most promising locations in the solar system to search for life living off cosmic rays. When you purchase through links on our site, we may earn an affiliate ...

NASA's hunt for alien life may be undermined by its own instruments, according to a group of leading astrobiologists who warn that current tools and mission designs are likely missing subtle, but ...

The Mars Perseverance rover has been investigating the Jezero Crater and came across something that is not native to Mars at all. It is a meteorite that collided with the red planet. Though various ...

The Search for Extraterrestrial Intelligence (SETI) focuses on finding technosignatures—potential signs of alien technology. If we look carefully, we might have a chance at detecting their ...

NASA's Curiosity rover has photographed extraordinary spiderweb-like formations on Mars that scientists believe could hold the key to ancient life on Mars ...

When astrobiologists are asked what aliens might look like, many now point not to distant galaxies but to some of the ...

Do aliens exist? Could Earth really be the only planet hosting intelligent life? Debates over the existence of extraterrestrials date back to the earliest Indigenous and western thought. The tools ...