February 12, 2019

Why do gliders stay in the sky?

Now you know that flying machines need thrust and lift to get off the ground. Lacking engines, gliders must make up for their lack of thrust […]
February 12, 2019

How do helicopters fly?

Helicopters rely on the same forces – thrust and lift – that propel planes miles into the sky. And helicopters have wings just like planes, except, […]
February 12, 2019

How do airplanes land?

To land the plane, the pilot lines it up with the runway many miles from the airport. Then he or she slowly reduces engine power, in […]
February 12, 2019

Why are some plane rides bumpy?

It hits you like a speed bump out of thin air – literally. The plane lurches, your orange juice sloshes on the tray table, and the […]