Combustion engines, the engines in gas-powered cars, only use a quarter of the fuel's potential energy while the rest is lost as heat through exhaust. Now, a study demonstrates how to convert exhaust ...

We’re guessing that’s the ethos of anyone who invests in the new Ariel Nomad 2, an ultra-light ‘go-anywhere sports car’ that’s road legal yet prefers to eschew the tarmac altogether. Ariel launched ...

Combustion engines, the engines in gas-powered cars, only use a quarter of the fuel's potential energy while the rest is lost ...