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Bitcoin mining uses more energy than Ecuador – but there’s a fix

Technology

Bitcoin mining uses more energy than Ecuador – but there’s a fix

Cryptocurrencies and the blockchain they run on already slurp as much energy as some countries, and as they go mainstream, something needs to be done

News

Robotic underwater miners can go where humans can't

Technology

Robotic underwater miners can go where humans can't

News

Energy from evaporating water could rival wind and solar

Earth

Energy from evaporating water could rival wind and solar

News

AI could put a stop to electricity theft and meter misreadings

Technology

AI could put a stop to electricity theft and meter misreadings

News

mining

Earth

Our terrifying energy future leaves us with uncertainties

Culture

solar panels in China

Technology

Why China's green ambitions will make it the next world leader

Insight

bus

Technology

Failed electric buses remind us that roads not taken do matter

Leader

Twisted carbon nanotubes harness waste energy and put it to work

Technology

Twisted carbon nanotubes harness waste energy and put it to work

News

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

Earth

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

Comment

drilling site in Lancashire

Earth

The push for UK fracking may be 55 million years too late

Cuadrilla is pressing ahead with a project to drill for shale gas in Lancashire, but a geologist thinks plans for industrial-scale fracking may be doomed

News

Technology

Nano aluminium offers fuel cells on demand – just add water

News

Technology

The renewables reality: clean energy hasn't risen for 25 years

Insight

Earth

Quantum gravity detector will use atom clouds to survey for oil

News

Physics

Bigger bang theory: teach atoms new tricks to beef up explosives

Features