The number of blades a helicopter has is very important because it speaks to what the helicopter was designed to do. For example, adding more blades can significantly improve a helicopter's ...

NASA is preparing for a future in the skies of Mars. After the massive success of the agency's Ingenuity Mars helicopter (above), engineers are working on the next generation of interplanetary drones.

The blade landed some 50 feet (15 meters) from the helicopter on Jan. 18. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The blade was broken — ...

Joby Aviation, the maker of an electric helicopter-airplane hybrid, agreed to acquire Blade Air Mobility. NBC News’ Aaron Gilchrist reports on what this could mean ...

CommonSpirit Health is proposing a new design for its Flight for Life helicopters and other emergency transport vehicles. But some Colorado residents who like the helicopters’ current orange design ...