A dune field on Mars, as seen by the Mars Reconnaissance Orbiter.

An unearthed NASA photograph taken by the Curiosity rover on Mars has triggered wild speculation over potential alien tracks. The single image, captured in May 2025, reveals an unexplained, uniform ...

Recent scientific findings on K2-18b and Mars sparked alien life speculation. A survey revealed few astrobiologists believed ...

Given the size and age of the universe, it should be full of species with technology far more advanced than our own. So where are they? The summer issue of the Long Read magazine is out now. Click ...

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 ...

The newly discovered exoplanets, designated as GJ 9827 b, c and d, are located fairly close to their host star, completing orbits within 6.2 days. ESO A nearby 'super‑Earth' just 25 light years from ...

The upcoming Habitable Worlds Observatory should be able to spot the glint of water on habitable planets, and maybe more ...