I've reviewed every PDF editor out there - then I had ChatGPT build me a better one

I've reviewed every PDF editor out there - then I had ChatGPT build me a better one ...

A cornerstone of Milky Way history may need rewriting with evidence of multiple ancient mergers

Astronomers may have uncovered new details about one of the Milky Way's most important ancient collisions. Using data from ...

Astrochemical model digs into the universe's missing sulfur

Sulfur is one of the most abundant elements in the universe. If you peer into a diffuse interstellar cloud, you find loads of it—about the amount expected based on fusion patterns in the stars it was ...