With 3I/ATLAS streaking away from our planet, speculation remains as to whether the interstellar comet is alien or not.

For decades, the search for life beyond Earth has focused on distant exoplanets and the rusty plains of Mars. Now, a small ...

James Webb has detected a molecule in the atmosphere of the exoplanet K2-18b that could be linked to life. The molecule, ...

In the many decades of NASA exploration, there has only been one detection that got on that scale. It was collected by the ...

From mudstones on Mars to strange gases in exoplanet atmospheres, tentative evidence for extraterrestrial life is starting to ...

Long before scientists discovered that other stars in the universe host their own planetary systems, humanity had ...

A new analysis of Saturn's moon Titan that reduced the odds of a subsurface liquid ocean has increased the chances of ...

“Most of the sky has not been formally searched for extraterrestrial intelligence,” said Adam Frank, Helen F. and Fred H. Gowen Professor in the Department of Physics and Astronomy at the University ...

New research announced by NASA on Tuesday details a bevy of exciting discoveries from asteroid dust that could provide clues to how life developed in our neck of the cosmos, including the sugars ...

Scientists have made a groundbreaking discovery that could rewrite the history of life on Earth. Using machine learning and chemical analysis, a team has found evidence of photosynthetic life in rocks ...

The moon once dismissed as the solar system’s most hostile environment may now sit directly in the path of an object that defies conventional explanation. Two decades of scientific certainty just ...