Not What You Think Official on MSN
Helicopters don’t need engines to stay in the air. Here’s the science.
A powerless helicopter doesn’t drop—it autorotates, gliding like a maple seed. This breakdown explains how that works, why gyro boats and WWII U-boat rotor kites flew without engines, and how some ...
Not What You Think Official on MSN
Why helicopters can lose all power and still land safely
Most people think a powerless helicopter drops straight out of the sky. In reality, it autorotates—using free-spinning blades ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results