A scientist at the University of Glasgow has delved into the possible existence of massive hypothetical energy-harvesting structures called Dyson spheres. In a new study, they showed that both stellar ...

New theoretical models have strengthened the case that immense, energy-harvesting structures orbiting their host stars could exist in principle in distant stellar systems. With the right engineering ...

At Davos, the billionaire said his belief that “it might only be us” in the cosmos drives Tesla, SpaceX, and his vision for humanity’s future. Elon Musk proclaimed he’s an alien during a Thursday ...

A financial crisis could be triggered by an announcement that aliens exist, according to Helen McCaw, a former policy expert of the Bank of England. McCaw told The Times of London that politicians and ...

Content warning: this story includes discussion of self-harm and suicide. If you are in crisis, please call, text or chat with the Suicide and Crisis Lifeline at 988, or contact the Crisis Text Line ...

From the laptops on your desk to satellites in space and AI that seems to be everywhere, I cover many topics at PCMag. I've covered PCs and technology products for over 15 years at PCMag and other ...

Every brand at CES wants to put some form of AI in your home, and at this point, it feels almost inevitable. The real question isn’t if you’ll get AI — it’s whether you want it minimal, wearable, ...

The search for life beyond our solar system heated up this year when scientists reported a tantalising signal from an exoplanet of a molecule that is known to be produced exclusively by life on Earth.

Science fiction has long speculated about the possibility of first contact with an alien species from a distant world and how we might be able to communicate with them. But what if we simply don’t ...

Forbes contributors publish independent expert analyses and insights. Dr. Lance B. Eliot is a world-renowned AI scientist and consultant. In today’s column, I examine a frequently floated belief that ...

A provocative theory circulating among artificial intelligence researchers suggests that once machines achieve human-level intelligence and beyond, they might create something entirely unexpected: a ...

Astrophysicist Neil deGrasse Tyson tackles everything from moon explosions to Superman's time-traveling tricks in his new book, "Just Visiting This Planet, Revised and Updated for the Twenty-First ...