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Colourful material made from wood could help keep buildings cool

A material made from two forms of cellulose, which is found in wood, reflects heat and can be made in a variety of colours


UK criticised for failing to join UN-backed river restoration scheme

The Freshwater Challenge is a pledge for nations across the world to restore 300,000 kilometres of rivers and 350 million hectares of wetlands by 2030. Environmental groups are unhappy the UK has not signed up


We may finally know why people tend to regain weight after losing it

When mice lose weight, brain signals that trigger hunger are dialed up, making the animals eat more until they return to their starting weight


How daisies make deceptive petals that look like female flies

South African daisies co-opt the genes they usually use to grow root hairs and transport iron to create petals that resemble female flies – enticing males to land and pollinate the plant


Hunter-gatherer genes gave European farmers an immunity boost

An analysis of ancient genomes has revealed that the descendants of Stone Age farmers in Europe and hunter-gatherers gained more genes from the latter group than expected


The garden dormouse glows under UV light - but we don’t know why

Garden dormice, a small European rodent species, has joined a growing list of animals known to display photoluminescence – but the reason for the phenomenon is a mystery


Recyclable plastic made from super glue could replace polystyrene

Long-lasting plastics made from fossil fuels could be replaced by a material derived from super glue that can be easily recycled time and time again


Ultra-thin superconducting ink could be used in quantum computers

A superconducting ink made through a simple process called chemical exfoliation could be used to print the cold circuits inside quantum computers and MRI machines


Ludwig von Beethoven’s DNA reveals he probably died of liver damage

Genetic sequencing of Beethoven’s hair shows that he didn’t have lead poisoning after all, but it doesn’t shed light on why he lost his hearing


The key to deeper sleep might be a high-protein diet

Flies and mice fed a high-protein diet were less likely to be awoken by movement during sleep than animals on a regular diet


Mathematician wins Abel prize for solving equations with geometry

Luis Caffarelli has been awarded the most prestigious prize in mathematics for his work on nonlinear partial differential equations, which have many applications in the real world


Around 2 billion people don't have access to clean drinking water

An international pledge to ensure that all the world’s population has access to safe drinking water by 2030 is woefully off track, according to a major UN report


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