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Supercomputer simulates whole-body blood flow

Supercomputer simulates whole-body blood flow

A new supercomputer simulation of blood moving around the entire human body compares extremely well with real-world flow measurements, researchers say. The software uses a 3D representation of every artery that is 1mm across or wider, scanned from a single person. Its accuracy passed a first key

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Angry Birds Build the World’s Biggest Nests

Angry Birds Build the World’s Biggest Nests

You don’t build the world’s biggest bird nests by putting up with lazybones. That, anyway, is the finding of a new study into how sociable weavers (Philetairus socius) make and maintain nests that can house up to 500 birds. Aggressive supervisors identify and punish the

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Forever young

Forever young

Sea anemones are a common sight on many coastlines, and despite their brightly coloured appearance it seems they may have a common ancestor with humans. What's more, researchers are wondering whether the creatures could hold the secret to eternal life, writes Mary Colwell. The wicked queen in the t

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New Human Ancestor Walked Like Us, Climbed Like an Ape

New Human Ancestor Walked Like Us, Climbed Like an Ape

The mysterious human ancestor called Homo naledi was primed for success in a prehistoric triathlon, new research shows—if the challenges were walking upright, climbing trees, and handily wielding tools. Based on fossils retrieved from South Africa’s Rising Star cave, two teams reconstr

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'Good bacteria' key to stopping asthma

‘Good bacteria’ key to stopping asthma

Being exposed to "good bacteria" early in life could prevent asthma developing, say Canadian scientists. The team, reporting in Science Translational Medicine, were analysing the billions of bugs that naturally call the human body home. Their analysis of 319 children showed they were at higher

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Miracle baby' on board

Miracle baby’ on board

A Utah woman who unexpectedly gave birth on a cruise ship months before her due date says she wrapped towels around the 1 1/2-pound boy and, with the help of medical staff, managed to keep him alive until the ship reached port. Emily Morgan, of Ogden, said Thursday that doctors didn't expect her so

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Dog Runs For First Time In His Life

Dog Runs For First Time In His Life

Some might say Derby the dog is disabled, but clearly they haven't seen him in action. "He has always been the happiest dog I know," Derby's adopted human, Sherry Portanova, tells The Dodo. But before he met Sherry, things weren't so bright for him. Derby was born with underdeveloped front lim

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New species of ancient human Homo naledi discovered

New species of ancient human Homo naledi discovered

Bones found in South African cave are Homo naledi, a new species of ancient human relative, say researchers, but some experts are sceptical of find A huge haul of bones found in a small, dark chamber at the back of a cave in South Africa may be the remnants of a new species of ancient human rela

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Sick Ants Self-Medicate to Fight Infection

Sick Ants Self-Medicate to Fight Infection

Healthy ants typically avoid harmful substances called reactive oxygen species, such as peroxides. But when they’re infected by a fungus, selectively ingesting those molecules will actually help them survive. The findings, published in Evolution this week, show that ants know how to fight disease

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Malaria vaccine gets 'green light'

Malaria vaccine gets ‘green light’

The world's first malaria vaccine has cleared one of the final hurdles prior to being approved for use in Africa. The European Medicines Agency gave a positive scientific opinion after assessing its safety and effectiveness. It represents a 'green light' for the Mosquirix jab, developed by Glaxo

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