How gravity causes a perfectly spherical ball to roll down an inclined plane is part of elementary school physics canon. But the world is messier than a textbook. Scientists have sought to ...

Discover how a spring-powered spacecraft can launch from a low-mass asteroid! Explore the physics of propulsion, escape velocity, and momentum in this exciting and educational demonstration. Perfect ...

Now is an exciting time for space exploration. NASA has approved missions to the moons of Jupiter and sent a probe to touch the sun. SpaceX wants to one day put people on Mars. That could ...

This story is part of Short Wave's series Space Camp about all the weird, wonderful things happening in the universe. Check out the rest of the series. What does it take to launch into space? Other ...