From the Navy’s infamous Tic-Tac encounter to thousands of recent reports, believers say some of the strangest UFOs may be ...

Our search for technosignatures—clear signs of advanced civilizations beyond Earth—takes many forms. Many are driven by the famous Drake equation, which attempts to estimate how many technological ...

Venus' bizarre and extraordinarily slow retrograde rotation on its axis has long puzzled planetary scientists. But in a new ...

I was, therefore, intrigued by a recent report about grave goods containing a mysterious yellow glass found in 1922 in the ...

There are few ideas in science that capture the imagination quite like the search for extraterrestrial life. From Mars missions and exoplanet surveys to SETI's decades-long hunt for signals, ...

A controversial new scientific paper has sent shockwaves through the academic community by suggesting that life on Earth may not have emerged through natural processes alone, but could instead be the ...

From lava tubes on Mars to ice pockets on Europa, subterranean environments may offer the best chance of finding life—and living safely—beyond our planet. “I was like, ‘OK, I'm pretty sure that ...

Deep layers of molten rock inside some super-earths could generate powerful magnetic fields—potentially stronger than Earth’s—and help shield these exoplanets from harmful radiation. Credit: ...

Like the lead character of “Project Hail Mary,” some scientists are proposing ways that life might exist beyond a star’s “habitable zone,” often considered the gold standard of potential livability An ...

Scientists are optimistic about finding microbial life in the next 10–20 years, using new tools to detect biosignatures on Mars, icy moons, and exoplanets. Despite intriguing clues, no confirmed ...