From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

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

Until now, scientists believed that Mars’ skylights – pits in the surface of mars – were formed by volcanic activity. But ...

Pluribus imagines Kepler-22b as an ocean world that sends a gift to humanity through radio waves. In real life, no such ...

British space scientist Dame Maggie Aderin–Pocock is sure that life is present on some other planet in the universe. Citing ...

Breakthrough Listen will scan the the skies with the aid of the MeerKAT Telescope. They are targeting a million nearby stars.

Pocock, a space scientist at University College London and BBC presenter, predicts alien life will be found by 2075 but ...

Imagine a planet orbiting the largest known star, Stevenson 218. This video explores the tantalizing scientific possibility of alien worlds around a red supergiant. We examine the challenges of ...

"Star Trek" is home to countless alien species, many of whom offer beloved characters. Some are not. We rank the 10 most ...

Europa has a vast, saltwater ocean beneath its icy shell, with more than twice the amount of water in all of Earth’s oceans ...

The best reason to send humans to Mars isn’t for guts or glory—or the construction of colonies to safeguard against existential Earth-bound risks. Instead it’s to answer a single, simple question: Is ...

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