Two mathematicians have proved that a straightforward question—how hard is it to untie a knot?—has a complicated answer.

Learn how Hubble is measuring the expansion rate of the Universe in this new explainer from NASA's Goddard Space Flight ...

ST. JOHN'S — Greenland police have located the crash site of a plane that went missing on Saturday after it had taken off from Happy Valley-Goose Bay, in Labrador. Police say officials found the plane ...

Amelia Earhart was a superstar long before the term was ever coined. So when Earhart and the plane she was trying to fly around the world vanished in the South Pacific 88 years ago, the event sparked ...

If it were to become a reality, hypersonic flight, long the realm of science fiction, could revolutionize global travel, ...

Macy is a writer on the AI Team. She covers how AI is changing daily life and how to make the most of it. This includes writing about consumer AI products and their real-world impact, from ...

The climate crisis is amplifying displacement and making life harder for those already forced to flee. Climate change and displacement are increasingly interconnected. As extreme weather events and ...

The US Supreme Court on Monday agreed to hear a case that could dramatically impact mail-in voting practices in over two dozen states. The case, Watson v. Republican National Committee, challenges a ...

ABSTRACT: Aiming at the problem of uneven planar and vertical water flooding in offshore multi-layer reservoirs, this paper establishes a fine water injection optimization method based on ...

Three Houston-area residents were killed when a small plane crashed Tuesday in Lafayette Parish, Louisiana. Officials say the twin-engine Beechcraft Baron went down in a field after losing altitude ...

ABSTRACT: Aiming at the problem of uneven planar and vertical water flooding in offshore multi-layer reservoirs, this paper establishes a fine water injection optimization method based on ...