There is a silence in the night sky that has bothered me for as long as I can remember. ” That line, attributed to Richard ...

Just over 40 years ago, in his novel Contact, astronomer Carl Sagan imagined what it would be like to detect radio signals ...

When you're looking for signs of extraterrestrial intelligence, it helps to know what you're looking for and to go about it ...

It's a big universe out there and if we have any neighbors, it might be better if they left us alone, and one pair of ...

Earthlings, brace yourselves: the galaxy may be emptier than your last Tinder date. According to a new study, any alien civilizations out there? Probably short-lived — and doomed to fail spectacularly ...

Physicist Richard Feynman argued that fundamental limits of physics, biology, and time make interstellar contact between ...

There’s no denying the allure of alien artifacts. Science fiction is awash in the material remnants of extraterrestrial civilizations, which surface in everything from the classic books of Arthur C.

After searching 100,000 galaxies for signs of highly advanced extraterrestrial life, a team of scientists using observations from NASA's WISE orbiting observatory has found no evidence of advanced ...

(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.