The game of curling is centuries old, but exactly what makes the stones curl as they slide over the ice is still a mystery.
Articles on Tribology
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Once called ‘the most important subject no one has heard of’, tribology is now a key part of the fourth industrial revolution.
Take two phone books and lie them face up, with the spines facing away from each other. Then interleave the pages and try to pull the books apart. You will fail.
While visiting and enjoying the architecture of the Forbidden City in China, three researchers wondered how large rocks weighing many hundreds of tons were transported to the site more than 500 years ago…



