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

Interstellar object 3I/ATLAS, the third such visitor ever observed, is exhibiting unusual energy and chemical behavior as it ...

Earlier, 3I/ATLAS was being rumoured to be an alien spaceship that might be heading to probe Earth, now that it has flown by ...

Learn about the 3I/ATLAS mystery as Harvard's Avi Loeb reveals 'wobbling jets' that could suggest the interstellar visitor is ...

Is 3I/ATLAS an alien probe? Breakthrough Listen uses the Green Bank Telescope to search for technosignatures as the ...

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

For more than a century, popular culture has trained us to picture extraterrestrials as bug-eyed, bipedal “little green men” ...

Tantalising signs of past microbial life showed up on Mars this year, but to truly know whether they contain the answer to ...

The Canadian Space Agency is a partner in the NASA-led Artemis program. In 2026, Jeremy Hansen is slated to fly on Artemis II ...

That book is none other than Ursula K. Le Guin's classic novel The Left Hand of Darkness, which is Carol Sturka's (Rhea ...

As NASA plans for long-term human missions beyond Earth, one question keeps resurfacing: how do you sustain life in places ...

Nieves penitentes appear as sharp, spiky protrusions reminiscent of the white hats worn by penitents during penance. Their ...