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Protecting Iceland’s towns from lava flows – with dirt

It had been dormant for 800 years, but in March 2021, the Fagradalsfjall volcano in Iceland came to life. While the eruption was ongoing, large-scale field experiments were conducted to build defensive earthen barriers aimed at slowing down the molten lava flow.

Can microplastics be used to make concrete?

Rubber granules from artificial grass pitches will be phased out, but what do we do with the thousands of tonnes of microplastics that are left? NTNU research shows that they can be used in the production of concrete.

smart speaker

When your house spreads gossip about you

Security holes in our smart devices are difficult to detect. Is it possible to automate the search for vulnerabilities? Researchers at NTNU in Gjøvik are on the case.

New concrete from old buildings

Christian John Engelsen at SINTEF is teaching the world to recycle demolition rubble to make new concrete. Anything and everything can be recycled, he says. What takes time is getting people on board.

A minute sensor to the rescue

Ships, bridges and wind turbines can all be made safe using sensors that are just a few millimetres across. Researchers have borrowed the principle behind the technology from a vibrating guitar string.