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

Looking for a quick and stylish diy wood project? This Circle Wall Shelf is as easy as it gets—and it looks amazing on any ...

CNN By Alexandra Banner, CNN Happy Veterans Day, readers. Ceremonies and tributes will be held across the country today to honor the millions of men and ...

Ezra Klein and Aaron Retica discuss whether affordability is the Democrats’ winning message, Trump’s politics of cruelty and ...

Find out how hotels are reducing food waste effectively with innovative tools and strategies to meet climate goals.

While the government shutdown may soon be in the rearview mirror, it could leave air travel in a chokehold for months, and ...

Tough times for watches are driving creative strategies and collaborations. Which brands are reaping the rewards?

A small percentage of domestic flights were canceled on Friday, but Transportation Secretary Sean Duffy said the reductions, ...

How REDs, or Relative Energy Deficiency in Sport, became a hot topic among athletes, professional and amateur. A ...

In 1992, a brutal kerosene accident scorched 73 percent of Terry McCarty's skin. He spent the following year recovering in ...

Shower valves with two handles aren’t strictly illegal. They are, however, prohibited in new construction and remodeling in ...

Eternal Wall of Answered Prayer’ will be twice the height of ‘Angel of the North’ and seen by more than 500,000 every day.