Imagine a planet orbiting the largest known star, Stevenson 218. This video explores the tantalizing scientific possibility ...

Astronomers have recently detected potential signs of microbial life on the exoplanet K2-18b, an ocean-covered world located 120 light years from Earth. This discovery suggests that the planet could ...

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

Astronomers thought they had seen the "first hints of life on an alien world" this year, but they disappeared under closer ...

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

Scientists searched 27 exoplanets for alien technology using planetary eclipses, revealing a new way SETI hunts signals ...

Aliens might be transmitting communications signals to each other across exoplanets, some astronomers think. Since these signals are likely sent as narrowband radio waves, we may now have a way to ...

Harvard astrophysicist Avi Loeb claims the interstellar object 3I/ATLAS is not just a comet, but a technological artefact sent by an advanced civilisation to 'sow' life on Earth.

The Deep Space Network (DSN) is just the sort of tool aliens could one-day detect, transmitting from Earth. Credit: NASA/JPL What if the first signal ever detected from an alien lifeform wasn't a ...

Aliens may have been closer to Earth than first thought. New research from NASA reveals that Ceres, the dwarf planet in the asteroid belt between Mars and Jupiter, harbored the right conditions to ...

For more than a century, from George Melies’ A Trip to the Moon to Stephen Spielberg’s E.T. and Close Encounters to this summer’s blockbuster sequel to Independence Day, mass media, and the general ...