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Back to the Future: 1.21 Gigawatts thumbnail 02:45
In 1955, Doc can't think of a way to generate the 1.21 gigawatts needed to power the DeLorean so Marty can go back to the future. Because Marty has information about the fu...
Back to the Future: 1.21 Gigawatts
Physics
power
Bill Nye, the Science Guy: A Big Static Electrical Charge thumbnail 01:55
Bill Nye uses a Van de Graaff generator to demonstrate how static electricity works and why it repels his rockstar hair.
Bill Nye, the Science Guy: A Big Static Electrical Charge
Physics
electricity