From the discovery of gravity to the first mission to defend Earth from an asteroid, here are the most important physics experiments that changed the world. When you purchase through links on our site ...

Discover how to craft a simple electric motor using everyday household items in this detailed, step-by-step tutorial. Follow ...

Before you submit an error, please consult our Video Help page. Physics Girl is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android smartphones, ...

Physicists often find thrifty, ingenious ways to reuse equipment and resources. What do you do with 800 square feet of scintillator from an old physics experiment? Cut it up and give it to high ...

What looks like magic is often just a rule of physics or chemistry doing its job. Invisible ink turning brown, colours swirling on milk, water climbing uphill — it all feels like sorcery until you ...