Cosmic Visitors, Climate Talks, and Ancient Mysteries
A new comet is making a close approach to Earth, but don't expect any alien visitors. Comet C/2025 V1 (Borisov) is not an interstellar object, despite some wild speculations. It was discovered by Gennadiy Borisov, who also found the second-ever interstellar object and another comet in 2019. The comet is interesting, but it's not an alien spacecraft, according to expe...