Photos show that comet C/2025 F2 (SWAN) experienced a "major eruption," causing it to become temporarily brighter. However, it's still unclear whether the icy object is a true "cryovolcano." ...

Costa Rica is filled with natural beauty and adventure. There are volcanoes, rainforests, waterfalls, beaches, and a great diversity of wildlife. There is a lot to see and do, even as it is a ...