The first unmistakable sign of extraterrestrial technology may not arrive as a calm greeting. It may look more like a flare.

How would people react if an alien civilization actually made contact with us? Space.com talked to experts, who shared a ...

The history of astronomical discovery shows that many of the most detectable phenomena, especially detection firsts, are not ...

Astronomers have discovered an additional 100 new worlds in data collected by NASA's exoplanet-hunting spacecraft TESS, ...

Solar winds and coronal mass ejections may scatter narrow signals, making them harder for Earth-based telescopes to detect. The SETI Institute uses radio telescopes to search for signs of intelligent ...

Perhaps the reason Project Hail Mary hits the spot in the spring of 2026 is that novelist Andy Weir, who wrote the 2021 novel ...

What would alien life from another planet be like? But we rarely ask the opposite: What would they think of us?

In “What We Are Seeking,” the cult author Cameron Reed returns to show us a strange, totally alien world that somehow feels ...

During the first year of President Donald Trump's second term, U.S. Immigration and Customs Enforcement's Enforcement and Removal Operations Houston arrested 414 illegal aliens charged or convicted ...

Perhaps the reason Project Hail Mary hits the spot in the spring of 2026 is that novelist Andy Weir, who wrote the 2021 novel on which its based as well as the book The Martian, is fundamentally an ...

We may receive a commission on purchases made from links. Science fiction often takes audiences across the galaxy, seeing unknown worlds and creatures. It's typically a way to escape from reality and ...

The Supreme Court has a lot of problems with the Trump administration’s theory for restricting birthright citizenship.