During the Cold War, American and Soviet scientists embarked on an unprecedented quest to contact extraterrestrials. But ...

Scientists studying Saturn's icy moon, Enceladus, have discovered that its ocean forms layers that slow the upward movement ...

“One of the goals [of astrobiology] is to go to [other worlds] and look for microorganisms, but in the meantime there’s so ...

Researchers have discovered the maximum distance aliens would be able to detect signatures from Earth using technology similar to ours.

The search for alien life could be boosted by a simple new test, say scientists. They believe the movement of microbes may ...

A perfectly square-shaped structure has been discovered on Mars, which is 3 kilometers wide. The discovery has generated ...

Researchers have now developed a simple test that could get us closer to the answer. The new method involves looking for ...

Searching for life in alien oceans may be more difficult than scientists previously thought, even when we can sample these ...

A mysterious radio signal from a distant planet has sparked excitement among astronomers, hinting at the tantalizing ...

SETI normally listens for extraterrestrial signals. A SETI team has switched roles and considered where aliens can hear us ...

Ever wondered what it would be like to live near a neutron star or inside a black hole? We’re ranking the most extreme ...

The asteroid Bennu has provided groundbreaking insights into the chemistry that may have set the stage for life in the early ...