When an interstellar visitor slices through the solar system, astronomers usually have to make do with a fleeting, side-on ...

Some scientific breakthroughs may be lost to time due to scandal and redaction, while others are simply a case of waiting for ...

Learn about the 3I/ATLAS mystery as Harvard's Avi Loeb reveals 'wobbling jets' that could suggest the interstellar visitor is ...

From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.