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

The chains of amino acids that make up proteins are critical to every form of life. The complex ways that these proteins fold ...

BRUSSELS (AP) — European Union leaders meeting at a summit Thursday are aiming to greenlight a new raft of sanctions against Russia and press ahead with plans to use Moscow’s assets that are frozen in ...

A global race is underway to find long-term energy storage solutions, with venture capital investing heavily in new technologies beyond the current lithium-ion battery dominance. Researchers at the ...

Good morning, everyone. Struggling to access your favorite websites or apps? An Amazon server outage briefly broke the internet, including for us. Now, on to the news. Leaders of China’s ruling ...

Russia will be able to deploy members of its active reserve to fight in Ukraine under new amendments backed by the Defense Ministry. The proposed changes comes as Russia continues to suffer massive ...

WASHINGTON (Reuters) -U.S. President Donald Trump said on Tuesday at the White House that his administration planned to produce a list on Friday of "Democrat programs" that will be closed as a result ...

With deer season rolling along, driving at night has become a little more scary as the animals move around. Even if you don’t hit a deer, it can make for some slick maneuvering on the highway to avoid ...

Clourer Grady, 72, was sentenced to prison for drug offenses multiple times in the early 1990s — but that wasn’t the end of her story. After her release from prison, she became a drug and alcohol ...

Ready, set, save! Become a Tom's Guide member and start saving on your Black Friday shopping now. Members get access to our range of exclusive offers, rewards, competitions, games and more. For ...

WASHINGTON - Three Democratic members of Congress, including Ohio’s Shontel Brown. have demanded that the Department of Homeland Security provide information about Immigration and Customs ...