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91色情片

Blood gushes from virtual leg injury to help train combat medics

Researchers have created the first detailed simulation of a serious leg injury by solving equations to show how blood really flows

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First images of live blood vessels in unprecedented clarity

Environment

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Ultrasound prises open brain’s protective barrier for first time

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Digital version of piece of rat brain fires like the real thing

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Suicidal behaviour predicted by blood test showing gene changes

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Smart mirror monitors your face for telltale signs of disease

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What is artificial blood and why is the UK going to trial it?

60 Seconds

Life

Dinosaur blood cells extracted from 75-million-year-old fossil

Surprise discovery of bird-like blood cells in dinosaur bones suggests that fleshy remains might be commonplace even in poorly preserved fossils

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Young blood helps repair fractured bones of ageing mice

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These neon-lit cells reveal new ways of preventing blindness

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Is a hole in the head the answer to traumatic brain injury?

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Wine and glue tape ideal for post-surgery patch-ups