Ears pop during flight because of changes in air pressure as the plane ascends and descends.
It's a gas! Air consists of nitrogen and oxygen and lots of empty space.
Say you load a plane with 2,000 lbs worth of birds. If the birds fly in circles inside the plane, will it be able to take off? Find out on Moment of Science.
Planning on climbing Mount Everest? You might want to plan to be gasping for air. Learn more on this Moment of Science.
Beware of that crying baby...
Ever wonder what makes pressure cookers cook so quickly? Find out on this Moment of Science.
Ever wonder about the physics behind your everyday office supplies?
The little dimples on the golf ball... they're the subject of this Moment of Science.
Learn more about the physics of hot air and why mountain tops are so cold.
How does a straw work? And would a straw work in space?