Harvard physicist Avi Loeb challenges NASA, suggesting the iron-rich composition of interstellar object 3I/ATLAS indicates ...

Recent data shows shifting public perceptions as skepticism declines and interest in extraterrestrial visitation continues ...

So, to create a must-read story list for you, we asked our staff to select their favorite pieces of 2025. Alas, while you're ...

Humanity has been leaking radio noise into the cosmos for just over a century, and those signals now form a vast, expanding ...