Researchers have found that coordinating large numbers of home air conditioners can help balance power grid supply and demand ...

Britt Hertz takes on 100 gymnastics dares in one hour, seeing how many impossible feats she can complete without quitting.

Britt Hertz tries parkour, combining gymnastics with extreme obstacle course challenges to test her agility and endurance.

Air conditioners place a heavy burden on the grid when the weather gets hot, but this strategy shows they can actually ...