When astronomers talk about asteroid Apophis, the mood is a mix of fascination and unease. Discovered in 2004 and quickly ...
The discovery that amino acids can form in more ways than we thought is another boost to the search for life beyond Earth. If ...
A newly discovered asteroid, 2025 MN45, has forced planetary scientists to redraw one of their neatest rules of thumb. Spinning once every 1.88 minutes despite being roughly 710 meters across, it ...
We know the main reason that the age of the dinosaurs came to an end: an asteroid impact on the Yucatán Peninsula some 66 million years ago. But how the dinosaurs’ reign began is far less clear—and ...