E = mc2, the equation in German-born physicist Albert Einstein’s theory of special relativity that showed that the increased relativistic mass (m) of a body comes from the energy of ...

Al Roker did a wall squat live on TODAY. Learn how to perform a wall squat and health benefits of isometric bodyweight exercises, like lowering blood pressure.

Riku Miura and Ryuichi Kihara delivered Japan's first Olympic gold medal in pairs skating, earning a world-record score for their free skate Monday to climb from fifth after their short program to the ...

Secretary of War Pete Hegseth is willing to do what it takes to reform the Pentagon into an organization capable ...

From Lindsey Jacobellis to Ilia Malinin, perceived failure on the world stage is public and permanent - but it's how you react that matters ...