Researchers design and test a waste-heat recovery system, illustrated here, that attaches to a car tailpipe and converts heat from exhaust into energy. The fanned grooves on the outside of the pipe ...

"Pencilmation creates hilarious and creative animated shorts, bringing quirky characters and outlandish scenarios to life.

Our devastation of nature is so extreme that reversing even a small part of it requires painstaking, quixotic efforts.

The Army was one of 28 government agencies authorized to fly helicopters near Ronald Reagan National Airport before its Black ...

In just seven days, we built the monstrous Hellcat-powered pickup truck that Dodge never dared to make. With insane ...

In the days after last week's plane collision in Washington, Pete Muntean was a fixture on the air at CNN. Pete who? Viewers ...