Blood tests confirm a second person in Missouri caught bird flu without exposure to infected animals, but questions remain
4 large asteroids, including 1 the size of a skyscraper, speed past Earth
Watch SpaceX Crew-8 astronauts return to Earth early Oct. 25
Stunning fossil trapped in amber reveals previously unknown species that lived during the time of dinosaurs
In a cosmic horror show, this zombie star survived a supernova explosion
World on pace for significantly more warming without immediate climate action, report warns
Tiny airborne particles within air pollution could be a silent killer – new study uncovers hidden risks and reveals who’s most at risk in New York state
Watch SpaceX launch next-gen US spy satellites today on 100th Falcon 9 flight of the year (video)
