Blood vessel discovery points to alternative cause of Alzheimer’s dementia

Following yet another failed clinical trial testing a drug designed to break up the aggregations of proteins thought to be the cause of Alzheimer’s, a new study suggests we look to a different part of the brain in the hopes of finding a treatment.

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Merino wool bandages deliver breathable, biodegradable healing

We've seen a number of odd merino wool products over the years, but that didn't prepare us for wool bandages. New Zealand's WoolAid says that its natural bandages are better for healing and better for the environment.

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Fast-deploying solar/hydrogen nanogrid wheels emergency power off-grid

Sesame Solar announced this week what it calls the world's first 100-percent renewable mobile nanogrid. Powered by a wing-like solar panel spread and green hydrogen, the modular nanogrid brings weeks of autonomous electricity where it's most needed.

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Scientists discover polar bears adapting to live largely on glacier slush

Scientists have discovered a genetically distinct subpopulation of polar bears that has adapted to survive on glacier slush instead of sea ice for large parts of the year, boding well for adaptability of the species.

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China tests world-first full-function space solar verification tower

In many ways, space is the perfect place for a solar energy array. In other ways, it poses massive technical challenges. China's Xidian University has begun testing the full range of space solar functions with a purpose-built 75-meter tower facility.

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Bizarre blue blobs in space may be born from galactic “belly flops”

Astronomers have discovered bizarre “blue blobs” in space. These blobs are clusters of young, blue stars that are isolated from any parent galaxy, suggesting they formed from a galactic “belly flop.”

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1 in 500 men may carry extra chromosome, raising risk of some diseases

A comprehensive genetic analysis has found that one in 500 men have an extra sex chromosome, with most unaware. That’s much higher than previously thought, and it seems to increase their risk of diseases like diabetes and cardiovascular problems.

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Study suggests a beer a day can increase diversity of gut bacteria

A small pilot study suggests that moderate consumption of lager beer may influence the diversity of our gut bacteria in a positive way, whether it's a traditional brew or one of the increasingly popular non-alcoholic variety.

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New map reveals deepest spot in Southern Ocean around Antarctica

An international team of scientists and cartographers has released the most detailed map of the seafloor of the Southern Ocean that surrounds Antarctica. It covers 48 million km² and includes the deepest spot yet found in the region.

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Researchers run a gas turbine on pure hydrogen in world first

A Norwegian team has claimed a world-first, running a gas turbine on 100 percent hydrogen. The modifications made to the turbine, fuel systems and the natural gas infrastructure, could be used to convert other turbines to zero emissions.

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