tom scott

This Video Is 2D And 3D Simultaneously: the Pulfrich Effect

This Video Is 2D And 3D Simultaneously: the Pulfrich Effect

Hold on tight, because with a stabilized camera shot and a pair of sunglasses, you're about to see a video that works in both 2D and 3D at the same time. The technique's called the Pulfrich Effect, and this is how it works.
The Battery That

The Battery That's Lasted 176 Years

In a laboratory at Oxford University sits the Oxford Electric Bell, which has spent 176 years constantly ringing. And no-one's quite sure what the battery that powers it is made of...
The Disaster That Changed Engineering: The Hyatt Regency Collapse

The Disaster That Changed Engineering: The Hyatt Regency Collapse

The Hyatt Regency Hotel collapse was a disaster that changed engineering: it's taught in colleges and universities as a way to make it clear: you check and double-check everything. Something that seems like a subtle change can cause a catastrophic failure if it's not thoroughly checked first!
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