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immune system

flavivirus

Health

Experimental dengue vaccine cuts infection rates in real-world trials

A vaccine based on a weakened version of the dengue virus was 80 per cent effective at preventing infections after one year in a trial of 20,000 children

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Perseid meteor shower

Definition

Perseid meteor shower

Voyager 1 and 2 outside the solar system

Space

Voyager 2 sent back its first detailed data from interstellar space

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The MMR vaccine protects against measles

Health

Measles has a devastating and long-term effect on your immune system

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SPHERE image of Hygiea

Space

Surprisingly round asteroid may actually be the smallest dwarf planet

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The solar system has too many moons – it's time for a cull

Space

The solar system has too many moons – it's time for a cull

Comment

Beating cancer: How viruses are being used to infect and kill tumours

Health

Beating cancer: How viruses are being used to infect and kill tumours

Features

Maggie Aderin-Pocock on space travel and humanity's future

Space

Maggie Aderin-Pocock on space travel and humanity's future

Regulars

We may have spotted an interstellar comet flying towards Earth

Space

We may have spotted an interstellar comet flying towards Earth

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The team found DNA (red) and an enzyme (green) on the surface of human gallstones (yellow)

Health

Sticky nets of DNA from immune cells may be to blame for gallstones

Immune cells may help painful gallstones grow by ejecting sticky nets of DNA around the crystals that form in bile – a finding that could lead to new treatments

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Space

Tiny pebbles may be the reason most planets spin in the same direction

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Health

Immunotherapy may help treat some resistant bowel cancers

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Space

A total solar eclipse just passed over Chile and Argentina

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Space

Interstellar object 'Oumuamua almost definitely not aliens, we think

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