A team of astronomers have presented the first polarimetric observations of interstellar comet 3I/ATLAS, finding that it has extreme negative polarization. On July 1, 2025, astronomers spotted an ...

A percent chance of precipitation shows the probability there will be at least 0.01 inch of rain, snow or sleet at a given location. When you purchase through links on our site, we may earn an ...

H. Christopher Frey does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations ...