If your neighbor installs solar panels, you're more likely to too. This "social contagion" can spread further in religious ...

A fusion reactor promises almost limitless energy—if we can build it. Physicist Tammy Ma explains how her team achieved ...

The president-elect has moved swiftly to tap allies like Matt Gaetz and Tulsi Gabbard to fulfill promises he's made to voters. Mike Tyson vs. Jake Paul is official with a seven-bout fight card for ...