Harvard astrophysicist Avi Loeb has made a kind of second career out of being the person in the room who refuses to leave “aliens” off the table. With 3I/ATLAS, only the third confirmed interstellar ...

The Dark Forest theory is one proposed solution to the famed Fermi Paradox, which has bewitched astronomers for more than half a century. To put it concisely, the paradox asks if the cosmos is nearly ...