The Silurian Hypothesis asks whether signs of truly ancient past civilizations would even be recognisable today.

New research suggests there may be a narrow window of possibility for life to persist on the icy moons of the outer solar ...

Why do animals in the deep ocean look so terrifying compared to their shallow-water cousins? From fang-toothed predators and ...

A series of studies have cast doubt on the sensational claim that "the strongest evidence yet" was found that life exists ...

They drift unseen, but everything depends on them. Plankton – the ocean’s lifeblood – regulate the climate, feed the seas, ...

"Until we can separate these signals more clearly, we have to be especially careful not to misinterpret them as signs of life ...

For decades, Pluto was thought to be just another frozen rock spinning around the Sun, far from the action and mystery of the ...

Trillions of bacteria, fungi, viruses and single-celled organisms travel the globe high in the atmosphere. Scientists are ...

The search for life beyond Earth is a key driver of modern astronomy and planetary science. The U.S. is building multiple ...

THERE are planets beyond our own that could be hiding untouched paradises.  Exoplanet LHS 1140 b is just one of them – and could make a great beach resort for astro-tourists of the ...

Meet Allen, the one-eyed, orange-skinned extraterrestrial who works with the Coalition of Planets to keep the universe ...

Europa has long been a prime target in the search for extraterrestrial biology because scientists suspect it harbors a ...