The health effect of air pollution from traffic

What would happen if all petrol and diesel-powered vehicles were removed from a smaller European city? Up to 4% of all premature deaths could be prevented, according to a new study from Lund University in Sweden. The researchers ...

With the right tools, we can mine cities

From 1900 to 2010, the amount of materials accumulated in buildings and infrastructure across the world increased 23-fold. We are depleting our resources at unprecedented rates. Instead of extracting dwindling raw materials ...

Reprintable paper becomes a reality

Since its invention around 100 B.C. in China, paper as a material for spreading information has greatly contributed to the development and spread of civilization. Even in today's information age, with electronic media omnipresent ...

Decoding the gravitational evolution of dark matter halos

Researchers at Kavli IPMU and their collaborators have revealed that considering environmental effects such as a gravitational tidal force spread over a scale much larger than a galaxy cluster is indispensable to explain ...

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