If we ever move off-planet, we'll have to get more serious about distinguishing between 'mass' and 'weight.'
Estimating answers to everyday physics problems is an art form. Here's one tip: learn to ignore what you don't know.
If you care about the momentum principle, this should bother you.
In a collision, a car's airbag has a tiny fraction of a second in which to inflate—which is why airbags use explosives.
Chewbacca is falling out of a moving train! Han rushes to save him! Turns out, ordinary physics would have saved him, too.
How fast was the acceleration of NASA's lunar lander when it took off from the Moon in the Apollo 17 mission? Using video analysis, we can figure that out.
When you bounce a tennis ball off a moving basketball, the tennis ball goes careening off at high speed. Here's why that happens.
Physics class can get painfully abstract. But you can collect your own data to see Newton's second law in action.
Light-years, parsecs and more: these are the units for describing distances between planets and other astronomical objects.
The Empire Strikes Back brought us the TIE bomber—and new physics questions to try to solve.