Advanced alien civilizations may communicate via a series of flashing lights, similar to how fireflies do, a new paper hints. This would potentially make extraterrestrials much harder to spot if we ...

We may not be not the universe's first advanced civilization. That's the conclusion of a recent revision of the famous 1961 Drake Equation, which estimates the number of intelligent civilizations in ...

Readers of this blog know that I’m a big fan of Quora, because it lets non-experts raise the kinds of speculative questions that don’t normally come up in formal scientific discussions. One frequent ...

What if aliens were advanced enough to harness the power of the stars - or so advanced they didn't need it? Intelligent alien societies may be scattered across the galaxy and beyond, but scientists ...

The Search for Extraterrestrial Intelligence (SETI) is a dream of humanity, but advanced extraterrestrial civilizations do not necessarily communicate in the same way as humans. A paper published on ...

Scientists have not been able to find so-called "technosignatures" - but there are several theories as to why ALIEN civilizations far more advanced than ours may be lying in wait in distant galaxies – ...

For decades, humans have scanned for signals of alien technology emanating through the galaxy. The search highlights the contradiction between the abundance of planets and stars that stretch across ...

While black holes are notorious for having such a strong gravitational pull that not even light can escape them, they also produce energy in a number of different ways. Researchers from the National ...

KISSIMMEE, Fla. — Densely packed groups of stars may make excellent cradles for complex space-traveling life to evolve. Despite studies that claim these environments, known as globular clusters, may ...

A new paper posits that advanced alien civilizations may communicate through subtle flashes, like fireflies do on Earth. The thought experiment suggests that we need to avoid human biases in our ...