Contingency management theory says there’s no one-size-fits-all approach — leaders must adapt strategies based on people, ...

One of the great successes of 20th-century physics was the quantum mechanical description of solids. This allowed scientists ...

Looking for help with today's New York Times Pips? We'll walk you through today's puzzle and help you match dominoes to tiles ...

Researchers uncover the mathematical structure behind mesmerizing tiling patterns, linking their visual appeal to the ...

Getting good sleep is critical. A 2018 study found that people who sleep for five to six hours are 19 percent less productive than people who regularly sleep for seven to eight hours per night. People ...