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 ...

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 ...

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 ...