A NASA image from Mars has reignited speculation about extraterrestrial life, showing patterns some believe resemble tyre tracks. However, NASA emphasises scientific analysis is needed to confirm any ...

NASA's Curiosity rover has found evidence of water on ancient Mars with "rippled textures" and "landslide debris" in the foothills of Mount Sharp. Credit: NASA/JPL-Caltech ...

If ancient alien explorers ever traipsed through Earth's cosmic neighborhood, could it be possible they left behind some interstellar litter on the moon?

In 1976, NASA’s Viking landers arrived on Mars carrying experiments specifically designed to search for alien life. One ...

A NASA photo from Mars has sparked debate over potential alien tracks, with enthusiasts and sceptics discussing whether the marks are evidence of extraterrestrial life or mere visual artefacts.

The team operating a remote chemistry lab onboard NASA’s Curiosity rover won a Gizmodo Science Fair award for discovering ...

A strange pattern in the soil of Mars has reopened the discussion that something may still be living on the long-dead planet.

People were allegedly advised to call the United Nations' "alien communications specialist" if they made contact with ...

Dragonfly - a nuclear-powered robotic rotorcraft - will fly between locations on Titan and investigate its surface and ...

Leif Erickson appeared in one episode of a 1970s sci-fi series that was inspired by the real-life Project Blue Book, a ...

It might appear featureless, but one of the world’s largest limestone regions hides a remarkable underground world.