The third known visitor from another star system, Comet 3I/ATLAS, has been racing through the Solar System with just enough ...

Are we being observed from afar? 👽 Physicist Michio Kaku explores the scientific possibilities behind advanced civilizations, examining whether extraterrestrial life could be studying humanity—and ...

If nonliving materials can produce rich, organized mixtures of organic molecules, then the traditional signs we use to ...