Scientists have identified Acidalia Planitia on Mars as a potential hotspot for alien life, with conditions ideal for ...

Space might be the final frontier on television, but in real life we haven't found any documented proof of any alien settlers out on the space range. Still, that hasn't stopped hundreds (even ...

Plate tectonics, or the recycling of Earth's crust, may have begun much earlier than previously thought—and may be a big ...

Scientists have identified a region on Mars that could support living organisms, potentially bringing us a step closer to ...

"It is hard to imagine Venus ever having supported Earth-like life, which requires liquid water," researcher Tereza ...

NASA's latest findings reveal that RNA's role in life's preference for left-handed proteins may be less about chemical bias ...

Scientists have been searching for evidence of extraterrestrial life for decades. So, where are all the aliens? Here are 12 ...

Astronomers have speculated for decades that Venus could once have been remarkably similar to Earth – and might have been ...

Researchers have identified an 1,800-mile-wide plain in the northern hemisphere of Mars that may currently host alien life.

The 20th century saw humankind’s first careful steps outside of the biosphere in which our species has evolved. Whereas ...

Despite the waffling discussion, one key thing was missing from the witness testimonies that day: real, tangible evidence.

One of Uranus's moons likely has an ocean while the composition of the planet itself is more bizarre than we knew ...