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The new superconductor

Physics

A twist in graphene lets you switch superconductivity on and off

Two atomically thin layers of graphene can be misaligned just slightly to produce a superconductive material for super-efficient energy delivery

Physics

Cars that run on supercapacitors could be charged in minutes

Health

Electric eel-inspired batteries could power life-long pacemakers

Earth

Renewables now generate more electricity than coal in Europe

low-power light

Technology

People without electricity could end up living the energy dream

A woman using her phone on the train

Environment

Charge your phone using ambient light and printed solar cells

Angry woman

Health

Brain-zap therapy may throw people with depression into a rage

Solar flare

Earth

A tech-destroying solar flare could hit Earth within 100 years

Earth

Why Puerto Rico still has no electrical power and how to fix it

electrobus 1

Technology

How crooks stalled the rise of electric cars for 100 years

Battery-powered buses could have killed off the internal combustion engine long ago, if only the company making them hadn't been run by swindlers

Earth

We really can run the world on renewable energy – here’s how

Technology

Wireless charger uses quantum trick to power gadgets on the move

Health

Bioelectric tweak makes flatworms grow a head instead of a tail

Earth

Lightning round-up: The world’s weirdest electricity