The asteroid known as 2024 YR4 is out of sight yet still very much on scientists’ minds. The building-sized object, which initially appeared to be on a potential collision course with Earth, is ...
An asteroid called 2023 CX1 underwent a single explosion, hinting that it had an unusual structure that might be more ...
If all the world’s volcanoes erupted at once, skies would darken, climates would collapse, and life on Earth could be pushed ...