Former president Barack Obama has clarified that he has no evidence of extraterrestrial contact, but statistically the existence of life elsewhere is a possibility given the immensity of the universe.

Planet K2-18b, an apparent water world 124 light years away, has been seen as a promising location in the search for aliens, ...

Saturn’s largest moon, Titan, may have been born of the collision of two smaller moons, according to new research.

If we were to ever find alien life, breaking the news to the general public could be much more difficult than one might think ...

Baker’s yeast isn’t just useful in the kitchen — it may also be built for space. Researchers found that yeast cells can survive intense shock waves and toxic chemicals similar to those on Mars. The ...

Some 400 million years ago, long before dinosaurs or even trees had evolved, an enigmatic organism towered over the landscape like a prehistoric monolith. Now, new research makes the case that the ...

It's Saturday! This week, in an eminently practical analysis of the Boltzmann brain conjecture, physicists put constraints on the idea that memories could arise from random fluctuations in entropy ...

Prototaxites are something of a prehistoric mystery. They were the first giant organisms on land, towering over ancient landscapes at heights of up to 8 meters. They had smooth trunk-like pillars and ...

Before trees came along some 400 million years ago, our planet’s landscape was dominated by enigmatic, spire-shaped life-forms that towered more than 25 feet above the ground. Their trunklike fossils ...

A former senior analyst for The Bank of England warned the bank to prepare for alien contact, citing the United States’ process for disclosing new information. Former Bank of England analyst warns of ...

Scientists believe Europa's seafloor is likely tectonically quiet, without active volcanoes or hot water plumes. These findings contrast with the long-held theory that Europa is a promising location ...