The universe is vast, ancient, and mostly silent. For decades, scientists have pointed their telescopes toward distant stars, ...

The first unmistakable signal from another intelligence may not be a cheerful greeting. A growing group of researchers is arguing that our inaugural contact is more likely to be a distress call, the ...

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 ...

Astronomer Dr. David Kipping argued that we're more likely to meet a "unusually loud" extraterrestrials whose empire is on the decline. When ET phones home, it could be his last call. Contrary to ...

(via Cool Worlds) What is the most realistic way we'll detect an alien civilization? If the history of science and astronomy is any guide, there is a clear answer: The Eschatian Hypothesis.