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

Rivian's top and bottom lines might have been a mixed bag, but this is the number that had investors feeling optimistic about ...

New analysis compares literacy vs. poverty rates for 10,000 districts, 42,000 schools and 3 million kids. Is your school a ...

Helping students to develop math fluency takes more than just flash cards. It requires teaching them how to think about numbers. And while that may seem daunting, most kids enjoy sharpening their math ...

Dunbar’s Number, the theory that we are only capable of having 150 friendships at any one time, remains surprisingly robust ...

The offseason is underway, and the Reds declined their team options for Austin Hays, Brent Suter and Scott Barlow ...

There is no questioning that battery storage is the most popular, and most successful technology right now in the midst of Australia’s green energy transition. More than half of the wind and solar ...

Medical Properties Trust, Inc. is stabilizing operations, ramping up cash rent & expects annualized cash rent to exceed $1B.

Fitbit's AI health coach is promising in concept, but repeatedly fails to perform the basic functions of a coach. It can't do math and keeps forgetting my goals.

New to sports betting? Here's what it means when there is a 'line' for a matchup that you are trying to gamble on.

The Tide's efficiency metrics looked slightly better than the eye test, but defensive dominance sealed the win ...