Where Did the Universe Come From?
Drag Racing to Explore the Doppler Effect
Stephen Hawking and Neil Turok introduce us to Einstein’s idea of a static universe. The volunteers arrive at a drag strip with an electric car ready to go. They must use the sound of the siren, a microphone and laptop to determine the speed and direction of the car. How fast will the car go and what can it tell them about our universe?
A track race demo explains how the galaxies furthest from Earth move fastest.
A hockey team demonstrates how galaxies expand, with some unusual equipment.