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Earth science

Scientists confirm the world’s only twin asteroid strike in Sweden

460 million years ago, two asteroids struck Earth in what is now Sweden. It is the only proven example of such a double strike.

Faulty focus in school field trips

Fieldwork is supposed to help pupils learn to put their earth sciences theories into practice. Why then, do high school students struggle with practical tasks that primary school kids manage fine?

Man has affected the climate for 2,000 years

New research using ice cores from Greenland shows that mankind emitted greenhouse gases affecting the climate during the time of the Roman Empire.

3D radar study of northern lights

The atmosphere is electric high above us. Now scientists want to see the stream of particles that make up the Aurora Borealis – in 3D.

Trees survived the Ice Age in Scandinavia

The genetic structure of ancient trees suggests that we may have to rethink how life reacts to climate change.

Harnessing the heat below

The deeper you drill, the hotter it gets. This video shows an example of how to recover geothermal energy from hot bedrock.