A Swedish spin-off from car and plane manufacturer SAAB is seeking to turn underwater planes into green power producers. And it’s already proven and close to being commercially viable. How useful can it be for the world?
Would you replace your night light with a glowing piece of biotech?
That's the idea behind Glowee, a French envirotech company that is pitching an ethereal blue glow light based on "3.8 billion years of R&D by nature".
Electric cars need to be charged which can take hours without specialist high-powered charging stations. But the need to charge at all might become a thing of the past if smart roadways can deliver power on the move.