The new developments include a switch to slick tyres from the grooved ones of recent years, and the introduction of the kinetic energy recovery system (Kers), which stores energy recovered from the rear axle during braking and converts it to supply a brief power boost.

BBC: Hamilton welcomes new regulations

In electric trains, the braking energy is converted into electricity and fed back into the overhead power supply.

ECONOMIST: Tech.view: Boost for Formula One | The