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

Sommer and Violet's mom, Alyssa Crawford, 29, told Newsweek that just over 10 inches separate them, despite a three-year age ...

He added that BRICS-aligned nations will face an additional 10% tariff. After days of Republican drama, the House on Thursday passed President Donald Trump's sweeping tax cut and spending bill. Trump ...

This paper documents video consumption among school-aged children in the U.S. and explores its impact on human capital development. Video watching is common across all segments of society, yet ...

President Trump calls on Senate Republicans to end the government shutdown. And, the Supreme Court hears arguments on whether Trump overstepped his authority by imposing tariffs.

Educational TV for kids has come a long way since I was a kid. Gone are the preachy, boring lessons, and instead, kids have a ...