The search for extraterrestrial intelligence (ETI) has long been a topic of fascination. However, a new study available on the arXiv preprint server introduces a compelling idea about how we might ...

Black holes can release enormous energy through hot disks, surrounding plasma and powerful jets, enough to support a ...

For decades, science fiction writers have tried their best to prepare us for eventual contact with aliens. Their efforts are dominated by several recurrent tropes. There's the invasion by a warlike ...

The Fermi paradox asks why we haven’t found aliens yet. Scientists say the answer may lie in timing, technology, and the vast scale of space.

One of the challenges of searching for technosignatures (i.e., signs that intelligent life somewhere in the universe has ...

For decades, SETI researchers have focused on finding narrow-band radio signals that might stand out from the natural universe. But what if an advanced civilization that wanted to communicate would ...

Astronomers may have been listening for alien civilizations in only a small slice of the radio spectrum while overlooking a largely unexplored range of higher frequencies. Using archived data from the ...

Elon Musk’s plans for the future of SpaceX, and humanity, are rooted in an idea conceived in the 1960s when astronomers began to pick up mysterious, unknown radio sources in the cosmos. Soviet ...

They’re hole-ar powered. If super-advanced alien civilizations exist, they would surely require insane amounts of energy to ...

Hollywood makes initiating alien contact seem much easier than it has proven to be. In E.T. the Extraterrestrial, E.T. got stranded on earth when his alien compadres abandoned their botany mission. In ...

For decades, radio SETI searches have focused on one important question: if another technological civilization is trying to contact us, how would they send that message? For Dr. Zuckerman, the ...