Avalanches are beautiful, majestic, and completely terrifying – this is a video all about the science of avalanches. Head to https://brilliant.org/veritasium to start your free 30-day trial, and get 20% off an annual premium subscription. A massive thank you to everyone at Whistler Blackcomb for making this shoot happen – Dane Gergovich, David...

Einstein was wrong about black holes, what else? Use code veritasium at the link below to get an exclusive 60% off an annual Incogni plan: https://incogni.com/veritasium A massive thank you to Prof. Geraint F. Lewis and Prof. Juan Maldacena for their expertise and help with this video. A huge thank you to those who helped us understand this...

The Collatz Conjecture is easy enough for almost anyone to understand but notoriously difficult to solve.

Why are bicycles stable? The most common answer is gyroscopic effects, but this is not right.

Lenz's Law states that the direction of the induced current will oppose the change in flux that created it. Here's how that looks in practice. For more videos like this, subscribe to @veritasium.