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Recent Posts

What is a protein? A biologist explains

Just 20 amino acids for chains in various combinations to create the thousands of varieties of proteins in our body. David Goodsell/ProteinDatabase, CC BY-SA Nathan Ahlgren, Clark University Editor’s note: Nathan Ahlgren is an assistant professor of biology at Clark University. In this interview, he explains exactly what proteins are, how they are made, and the wide variety of functions …

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They’re everywhere: New study finds polyester fibres throughout the Arctic Ocean

Scientists have found widespread evidence of microplastics in the Arctic Ocean. This could further stress the fragile Arctic ecosystem and the food it provides to people living there. (Shutterstock) Peter S. Ross, University of British Columbia The Arctic has long proven to be a barometer of the health of our planet. This remote part of the world faces unprecedented environmental …

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Onions, embroidery and other historical lessons could help you sleep

John Collier / Wikimedia Commons Sasha Handley, University of Manchester Most developed societies in the West are currently plagued by endemic sleep loss, falling well short of the eight hours recommended by the World Health Organisation. In particular, many children and young people are currently suffering from sleeping problems. A recent BBC documentary went so far as to label this …

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