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blood spatter

Physics

Explosive gas from a gun can mask crime scene blood spatter patterns

In close-range shootings, blood droplets can spatter back towards the shooter – but vortices of gas from the fired gun can potentially prevent them landing on the shooter’s clothes

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Size comparison of a microneedle patch used to extract interstitial fluid versus a hypodermic needle used to obtain blood samples.

Health

The fluid in between your cells could help reveal health problems

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Electronic blood vessel

Health

Electronic blood vessels could replace damaged arteries

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Red blood cells (erythrocytes) and white blood cells (leukocytes)

Definition

Blood

Does your blood type influence how susceptible you are to covid-19?

Health

Does your blood type influence how susceptible you are to covid-19?

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Hypoxia - A climber in tent at very high altitude with oxygen breathing appartus.

Definition

Hypoxia

Millions of us take drugs for high blood pressure – is it worth it?

Health

Millions of us take drugs for high blood pressure – is it worth it?

Features

Rates of death after stroke have fallen by a quarter in south London

Health

Rates of death after stroke have fallen by a quarter in south London

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New rules for gay and bisexual male blood donors found to be safe

Health

New rules for gay and bisexual male blood donors found to be safe

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Astronaut working on the outsdie of the International Space Station

Space

Low gravity in space made some astronauts’ blood flow backwards

Spending time in microgravity can reverse the flow of a person’s blood and lead to clots, as seen in astronauts who spent months on the International Space Station

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Health

Blood proteins reveal your age – and could lead to anti-ageing therapy

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Health

High blood pressure in your 40s linked to smaller brain size at 70

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Physics

New type of pipe for pumping blood is just liquid with no pipe

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Definition

High blood pressure