New polarimetry data on interstellar comet 3I/ATLAS reveals bizarre refractory dust, proving this alien visitor formed in a ...
Life on our planet emerged quickly or, at least, it did so on a geological timescale. Fossils reveal that micro-life existed ...
Astronomers tracking the skies around our planet have picked up two very different cosmic companions: a vast interstellar ...
It’s not quite clear what the latest Trek series wants to be: a rollicking adventure, a college coming-of-age story, or a ...
In September, NASA announced the discovery of a possible sign of life, known as a potential biosignature, on Mars. The Perseverance rover, which has been exploring a dried-up lakebed for years, found ...