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Space

How redshift colours our view of the history of the universe

Redshift makes objects at different distances appear in different hues – allowing us to reconstruct how dark matter and energy have shaped cosmic evolution

Features

14 ways the UK has backtracked on climate pledges this year

Earth

14 ways the UK has backtracked on climate pledges this year

News

Shell abandons oil exploration in Alaska but stays in the Arctic

Earth

Shell abandons oil exploration in Alaska but stays in the Arctic

News

US weapons facility accidentally shipped excess nuclear material

Earth

US weapons facility accidentally shipped excess nuclear material

News

Obama defends decision to let Shell drill for oil in Arctic

Earth

Obama defends decision to let Shell drill for oil in Arctic

News

London's low-emission zone fails to improve air quality

Earth

London's low-emission zone fails to improve air quality

News

Geopolitical turmoil changes Middle East's air pollution

Earth

Geopolitical turmoil changes Middle East's air pollution

News

Strangely familiar: Is dark matter normal stuff in disguise?

Physics

Strangely familiar: Is dark matter normal stuff in disguise?

Features

Serene scene disguises colossal value of Canadian oil sands

Earth

Serene scene disguises colossal value of Canadian oil sands

Regulars

$Pumping CO<sub>2</sub> into frack wells could prevent water contamination$

Earth

Pumping CO₂ into frack wells could prevent water contamination

Storing carbon underground where it quickly solidifies could be a simple way to prevent toxic chemicals used in fracking contaminating groundwater

News

Earth

Japan reboots nuclear power despite protests and no waste plan

News

Earth

Forget fracking, microwave zaps could clean up the oil business

Features

Technology

My cacti could generate electricity and help curb climate change

Opinion

Earth

Russia has claimed the North Pole – but it's not the only one

Comment