The first unmistakable signal from another intelligence would rank alongside fire and writing in the story of our species, ...

Scientists suggest the first alien signal we detect could be a desperate cry for help from a fading civilization.

The search for extraterrestrial intelligence (SETI) has yet to detect alien technosignatures like radio waves, but the cosmos is vast, and there are plenty of places left to look. New research ...

Estimating the chance of getting a message from life beyond Earth, say within the next decade, isn’t easy. Even the best experts are reluctant to offer precise odds. “Anybody who gave you a figure ...

The Fermi Paradox, first devised by physicist Enrico Fermi in the 1950s, asks why we haven’t detected alien civilization yet, despite the vast universe teeming with countless potentially habitable ...

SETI scientists observing a pulsar’s radio pulses over time are redefining how astronomers time pulsars and search for ...

The SETI Institute continues to answer the age-old question: “Are We Alone?” From celebrating 40 years of groundbreaking research to exploring the potential of AI in extraterrestrial communication, ...

Scientists searched 27 exoplanets for alien technology using planetary eclipses, revealing a new way SETI hunts signals ...

Historically, many scientists and society have been fascinated by the prospect of making contact with extraterrestrial ...

What new methods can be used to detect alien technosignatures? This is what a recent study published in The Astrophysical Journal Letters hopes to address as a team of researchers from Pennsylvania ...

On August 15, 1977, the Big Ear Radio Telescope in Delaware, Ohio, received the most powerful signal it would ever detect during its decades of observations. The signal lasted just 72 seconds, but ...

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