Four Danish engineering students have captured global attention with their groundbreaking 3D-printed drone that can fly ...

These days, you can get a fully remote-control helicopter that you can fly around your house for about $30. Maybe less. Back in the day, kids had to make do with far simpler toys, like spinning dis… ...

Gabe Souza/Staff Photographer The diver who died in Portland Harbor this week suffered injuries consistent with being hit by a spinning propeller, authorities said.

In 2008, a 26-year-old student pilot flying a Cessna 152 out of Atwater, California, was killed when he walked into a spinning prop at night. The airplane was being flown by another student pilot.