Huge numbers of blackchin tilapia, a fish native to west Africa, are wreaking havoc among Thailand’s river ecosystems. Experts – and some chefs – are seeking sustainable solutions ...

A siphonophore—a colonial marine invertebrate related to the venomous stinging Portuguese Man-o-war—is scanned using Deep ...

This new group, which is led by Harvard professor Avi Loeb, aims to advise the Trump administration and the U.S. intelligence ...

Ash begins with Riya Ortiz waking inside a blood-soaked station on KOI-442, the distant planet called Ash, with no memory of ...

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

Open borders and sanctuary politics do not stay abstract for long — eventually the cost shows up in a classroom, or a body count. Federal authorities announced Monday that they had arrested Giovanna ...

Left to Right: Steven Yeun in "Nope," the alien in Steven Spielberg's "E.T." and Scarlett Johansson in "Under the Skin" (Universal Pictures / A24) It didn’t take long for stories about ...

The moment of first contact with extraterrestrials is a staple of science fiction. It usually involves a frantic scientist having a Eureka moment, realising in a single dramatic instant that Earth is ...

Astrophysicist Neil deGrasse Tyson speaks with CNN’s Dana Bash about "never-before-seen files" on UFOs released by the FBI and the Pentagon last week. "Given the testimonies we have heard delivered in ...

Spaceships. That’s all I’m asking for. Just one actual stinking spaceship. I’d also take an actual alien body—I’ve been told that the government has some of them as well. Instead, the first “alien ...

A pair of young lovers are driving down a dark highway. Suddenly, the car stops and they see a UFO overhead. The teens then pass out when a pair of gray aliens approach their car. Then another ...