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Technology

US cyberweapons have been stolen and there's nothing we can do

Malicious code exploits are the new weapons of war, but can we ever reach international agreement on how they should be used and who gets to control them?

Insight

motorway busy with cars

Physics

Good news: one form of air pollution may be falling in Europe

News

Car exhaust

Health

The UK just missed a big chance to cut harmful diesel pollution

Comment

Light pollution is set to double between now and 2050

Earth

Light pollution is set to double between now and 2050

News

Keystone XL oil pipeline will go ahead despite last week's spill

Earth

Keystone XL oil pipeline will go ahead despite last week's spill

News

Latest climate talks actually made progress despite US obstinacy

Earth

Latest climate talks actually made progress despite US obstinacy

News

A factory with large plumes emanating from its chimneys

Earth

Bad news: Carbon emissions have suddenly started rising again

News

Planting trees could mop up ten years’ worth of greenhouse gases

Earth

Planting trees could mop up ten years’ worth of greenhouse gases

News

China’s dreadful air pollution seems to have got a bit better

Earth

China’s dreadful air pollution seems to have got a bit better

News

Donald Trump

Humans

Maths can make sense of Trump’s ‘madman’ North Korea strategy

Outlandish threats in the standoff between North Korea and Donald Trump are bluffs whose main aim is to bolster support at home, says game theorist Petros Sekeris

Comment

Earth

Europe and the US were most responsible for deadly heatwave

News

Technology

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

News

Technology

Robotic underwater miners can go where humans can't

News

Humans

Trump’s U-turn may see Iran join North Korea as a nuclear state

Analysis