Archaeologists in St. Augustine discovered what they believe is evidence of a British fort from the 1700’s. After nearly two ...

K2-18b, an exoplanet 120 light-years away, may be the best hope to confirm that life exists beyond Earth. Here's what to know ...

Buchanan is cautioning against the threat that establishing contact with other alien civilizations may pose to the human race. Observing the trend of human history, he contends that contact ...

The basic idea is that you send a beam of light around a pair of black holes spinning around each other prior to a merger, or a single black hole spinning quickly, and use the higher-energy ...

Dyson spheres, the hypothetical mega-structures that advanced alien civilizations might use to enclose a star and harness its energy, suffer from a fatal flaw: They are catastrophically unstable.

There's no proof any alien civilization has visited Earth. That hasn't stopped thousands of people from reporting UFOs, UAPs and other unusual phenomena. Historically, Michigan ranks 10th in the U ...

As civilizations grow and mature, if humanity so far is anything to go by, they require a lot more energy to sustain themselves. A number of power-supply options for advanced civilizations have ...