Could the first confirmed signal from an extraterrestrial source be less a hello than a goodbye? Astrophysicist David Kipping argues as much, and his “Eschatian Hypothesis” reimagines the way ...

What if humanity’s first unmistakable sign of alien technology is not a greeting, but a distress flare? That possibility sits at the center of a growing idea in technosignature research: the signals ...

During the first year of President Donald Trump's second term, U.S. Immigration and Customs Enforcement's Enforcement and Removal Operations Houston arrested 414 illegal aliens charged or convicted ...