Claims that aliens are already here are everywhere, but proving them is another matter. The strongest cases become more ...

If alien life exists, its absence from our instruments may have several very different explanations. The longer the silence continues, the more interesting the mystery becomes.

Researchers are particularly interested in planets orbiting orange K-dwarf stars, which could support life for billions of ...

Scientists believe there are planets outside our solar system where life is even more abundant and sustainable.

Enceladus is hardly an inviting place. It sits 1.5 billion kilometers from the Sun, covered by a thick frozen exterior. Yet this moon of Saturn is actually one of the likeliest places in our solar ...

Everything is coming up "X-Files." From the upcoming Ryan Coogler-led series to the phenomenal Lego set to the updated cut of ...

There might be alien life on a nearby moon, scientists say - Saturn’s companion Enceladus has long been a particularly promising place to find aliens – and now researchers say that extraterrestrial li ...

Some scientists believe the sheer number of stars, planets and potentially habitable environments in space makes ...

Previous research has shown that complex multicellular organisms could only reproduce in temperatures up to 140 degrees.

Enceladus' ocean spray freezes slowly and shatters into grains that each carry mostly one salt, which could make signs of ...

Researchers in Japan have developed an electrical method that tells mirror-image forms of amino ...

Cassini measurements of 961 salt-rich ice grains show that salts from Enceladus’s ocean often become separated into ...