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Superconductivity

Definition

Superconductivity

The phenomenon by which some materials lose all electrical resistance.

A hydrogen fuel cell tram on a city street

Definition

Hydrogen fuel

Greta Thunberg views a coal mine in Bełchatów, Poland

Environment

Greta Thunberg's amazing year meeting the world's climate scientists

Culture

The US Navy has a mechanical battery that could power laser weapons

Technology

The US Navy has a mechanical battery that could power laser weapons

News

fungus

Environment

Wooden floors rotted by fungi generate electricity when walked on

News

Technology

Green energy app lets your car charge when electricity is cheapest

News

steel furnace

Environment

Climate targets at risk as green tech triggers higher energy demands

News

Sloy Power Station, Loch Lomond, Scotland

Environment

Using mountains as 'water batteries' could cut UK's nuclear power need

News

A hydrogen fuel revolution is coming – here's why we might not want it

Technology

A hydrogen fuel revolution is coming – here's why we might not want it

Features

Los Angeles

Environment

US cities under-report carbon emissions by 18 per cent on average

A study of greenhouse gas emissions from 48 US cities has found that the vast majority are underestimating their emissions, suggesting the need for a more consistent approach

News

Video

Dan Hooper: What happened at the big bang?

Video

Technology

We're running out of lithium for batteries – can we use salt instead?

Features

Space

The Milky Way may have less dark matter than astronomers thought

News

Space

Does a halo of mysterious dark matter swirl around every galaxy?

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