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immune system

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Space

Did newborn sun have weirdly weak solar wind?

The first sighting of wind from a young solar twin suggests that our sun was a weakling in its youth, which might have allowed Mars to play host to water

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China's Jade Rabbit rover may be victim of moon dust

Space

China's Jade Rabbit rover may be victim of moon dust

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Dwarf planet caught spitting inside asteroid belt

Space

Dwarf planet caught spitting inside asteroid belt

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Up and at 'em: Rosetta craft gaining on target comet

Space

Up and at 'em: Rosetta craft gaining on target comet

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Water found in stardust suggests life is universal

Life

Water found in stardust suggests life is universal

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Billion-dollar call: Waiting for Rosetta to phone home

Space

Billion-dollar call: Waiting for Rosetta to phone home

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Star-aligned temples hint at Pompeii's religious mix

Life

Star-aligned temples hint at Pompeii's religious mix

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Sand dunes serve as 'windsocks' on distant planets

Space

Sand dunes serve as 'windsocks' on distant planets

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Space

Sleepy sun thickens the slow solar wind

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Space

Second tiny asteroid spotted before it hit Earth

Celestial fireworks got off to an early start this year as a small meteor burned up in the atmosphere in the first days of 2014 – we saw it coming, but only just

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Life

We don't need to land to find life on Europa

Opinion

Life

Anybody out there? The how and what of alien life

CultureLab

Life

Water plumes spark a race to Jupiter moon Europa

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Space

Astrophile: Heavy metal asteroid is a spacecraft magnet

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