Health
US drops lifetime ban on gay men donating blood
Men who have sex with men can now give blood – as long as they haven't had sex within the last year
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Health
Blood gushes from virtual leg injury to help train combat medics
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Health
First images of live blood vessels in unprecedented clarity
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Environment
60 Seconds
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Health
Ultrasound prises open brain’s protective barrier for first time
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Health
Digital version of piece of rat brain fires like the real thing
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Health
Suicidal behaviour predicted by blood test showing gene changes
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Health
Smart mirror monitors your face for telltale signs of disease
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Health
What is artificial blood and why is the UK going to trial it?
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60 Seconds
Emissions must peak by 2020, brimstone below us in Earth's core, prepare the pods for Elon Musk's new transit system and more
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Life
Dinosaur blood cells extracted from 75-million-year-old fossil
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Health
Young blood helps repair fractured bones of ageing mice
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Health
These neon-lit cells reveal new ways of preventing blindness
Regulars
Health
Is a hole in the head the answer to traumatic brain injury?
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