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cloud trails

Earth

These strange lines of cloud are seeded by pollution from ships

Much as an aeroplane leaves contrails, streaks of white cloud condense onto the tiny particles thrown into the air by the exhausts of travelling ships

Regulars

When it comes to climate change, a tantrum is just what we need

Earth

When it comes to climate change, a tantrum is just what we need

Comment

A visualization of a supercomputer simulation of merging black holes sending out gravitational waves

Physics

Dark matter could be produced by twisted gravitational waves

News

There could be entire stars and planets made out of dark matter

Space

There could be entire stars and planets made out of dark matter

News

Renewables now generate more electricity than coal in Europe

Earth

Renewables now generate more electricity than coal in Europe

News

A gamma-ray burst

Space

Dark matter near black holes sends gamma rays from galaxy's core

News

Australia's A$60 million plan for Great Barrier Reef won't work

Earth

Australia's A$60 million plan for Great Barrier Reef won't work

News

A capsized oil tanker is releasing invisible toxins into the sea

Earth

A capsized oil tanker is releasing invisible toxins into the sea

News

Mystery dark matter may be ordinary neutrons that have decayed

Physics

Mystery dark matter may be ordinary neutrons that have decayed

News

China tackles climate change with world's largest carbon market

Earth

China tackles climate change with world's largest carbon market

The Chinese state hopes to use market forces to encourage energy-hungry firms to seek cleaner alternatives, but simply telling them what to do may be more effective

News

Technology

People without electricity could end up living the energy dream

Insight

Earth

Good news: Demand for coal is plummeting towards a record low

News

Space

Ancient black holes ruled out as source of all dark matter

News

Earth

Faltering carbon capture needs more investment not doubt

Comment