3 Ted Videos

Ben Kacyra invented a laser 3D scanning system that captures the monument/object in its original state. It captures history and preserves it in a 3D model.

A film maker named David Hoffman shows how the Soviet Union launched Sputnik, which led to the Race to Space and more education of nature/space.

A neurosurgeon shows how the brain works, receiving electronic pulses by dissecting a cockroach.