Hard Science

Throughout the history of humanity, we have received mysterious signals from unknown sources and our knee-jerk reactions tend to scream: ALIENS!
The "Wow! Signal" from 1977 – a 72-second anomalous transmission in the 1,420 MHz range – is just one such example, but has never been seen again. 

The Real Science Behind Supposed Alien Communications

Don't blame aliens.

Off World

NASA and SETI experts discussed the question of life outside our own planet during an event celebrating Star Trek. Is extraterrestrial life possible? If so, what form will it take and how close are we to finding it?

Will We Ever Find Alien Life? NASA and SETI Just Weighed in

Will we ever phone E.T.?

A press release from SETI reveals that it is studying an additional 20,000 stars. But not stars like the Sun; rather, we're looking at places previously dismissed as incapable of harboring life.

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The Real Science Behind Supposed Alien Communications

Will We Ever Find Alien Life? NASA and SETI Just Weighed in

SETI is Expanding its Search for Sentient Alien Life

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