Earth-size planet (HD 137010 b) found orbiting a nearby star once a year, making it a promising target for finding life.

A seemingly small planetary neighbor may play a larger role in Earth’s climate than previously thought. Mars is only about ...

In a series of experiments at Johns Hopkins University, Lily Zhao fired tiny samples of a microorganism with a room-sized gas ...

The Sun, along with more than 1,500 other stars, journeyed from the middle of the Milky Way to its current position a few billion years ago.

New SETI research suggests space weather like solar winds could be interfering with alien radio signals, making them harder ...

Scientists simulated an asteroid impact, and Deinococcus radiodurans’ cell membranes made it through. This suggests that life ...

A fungus that evolved at Chernobyl and is now grown on the ISS, Cladosporium sphaerospermum, slightly reduced radiation levels.

Life depends on more than just water, it also requires a delicate chemical balance established during a planet’s earliest moments. New research suggests that Earth’s ability to support life may hinge ...

If you think of Earth’s climate system as a backyard swing that’s been gently swaying for millennia, then human-caused global warming is like a sudden shove strong enough to disrupt the usual arc and ...

Life’s story may stretch further back than scientists once thought. Some genes found in nearly every organism today were already duplicated before all life shared a common ancestor. By tracking these ...

For life to develop on a planet, certain chemical elements are needed in sufficient quantities. Phosphorus and nitrogen are essential. Phosphorus is vital for the formation of DNA and RNA, which store ...