Avi Loeb, a cosmologist who studied black holes and served as head of Harvard’s astronomy department until 2020, has been ...

This video explores the uncomfortable possibility that the biggest obstacle in finding alien life is not distance, but ...

A new exoplanet model screens rocky worlds by their ability to retain atmospheres over geologic timescales, helping narrow ...

Somewhere out there, a planet roughly the size of Earth may be orbiting a distant star in conditions that could support life.

The best way to find alien technosignatures is to look for ones that have long survived their creators, according to a new ...

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

Disclosure Day had people talking for its fresh take on alien contact and powerful sci-fi themes. These films follow the same ...

A new SETI study argues that turbulent space weather around distant stars can smear out ultra‑narrow alien radio signals, ...

A rare visitor from another star system prompted SETI to hunt for alien technology, but the mysterious object appears to be a ...

The deep ocean is home to one of the strangest phenomena on Earth: bioluminescence. Scientists estimate that more than 75% of ...

Astronomers suggest that space weather could distort alien signals, making them undetectable. This challenges traditional ...