270 Electric Cars are not ready to replace gas-powered cars. (img.patriotpost.us) posted 2 years ago by BerlinWallCrosser 2 years ago by BerlinWallCrosser +272 / -2 65 comments share 65 comments share save hide report block hide replies
Here is a regenerative braking bicycle using a flywheel.
https://www.wired.com/2011/08/regenerative-flywheel-powered-bicycle/