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immune system

Vitamin D tablets

Health

Vitamin D supplements really do reduce risk of autoimmune disease

It has long been suspected that vitamin D could help reduce the risk of developing an autoimmune disease, and now we have evidence this is the case – at least for people over 50

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Leigh Fletcher interview: Why we urgently need a mission to Neptune

Space

Leigh Fletcher interview: Why we urgently need a mission to Neptune

Features

Hayabusa 2 near Ryugu

Space

Sample of asteroid Ryugu brought to Earth is a strange dark colour

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An artistic rendering of an early, large collision on Venus. New modeling results suggest that high-speed impacts such as this could have remelted Venus? mantle, altering its planetary evolution.

Space

Super-fast impacts may have made Venus an uninhabitable hellhole

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Is our solar system a cosmic oddity? Evidence from exoplanets says yes

Space

Is our solar system a cosmic oddity? Evidence from exoplanets says yes

Features

The Pan-STARRS1 Telescope

Space

Astronomers have found a second trojan asteroid sharing Earth’s orbit

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Glass of milk.

Health

Milk allergy could be treated with gradual exposure to baked milk

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Oberon

Space

The biggest moons of Uranus may have oceans beneath their icy shells

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A map centred on location of the Planet 9 candidate

Space

Enigmatic Planet Nine may have been seen by telescope in the 1980s

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An artist's depiction of the InSight lander on Mars.

Space

Marsquakes happen more often during the planet’s northern summer

The NASA Insight lander has measured the frequency of shallow marsquakes and found they are more common when it is summer in Mars’s northern hemisphere

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Space

Earth may have grown around a rock from an alien star system

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Video

Kurzgesagt CEO Philipp Dettmer: 'Everything can be made into a story'

Video

Health

Kurzgesagt CEO Philipp Dettmer: 'Everything can be made into a story'

Culture

Health

Children born without key immune cells saved with engineered organ

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