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Space
Cosmic dust grains found on city rooftops for the first time
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Space
ESA approves 2020 ExoMars rover despite crash earlier this year
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Humans
Buzz Aldrin evacuated from South Pole after falling ill
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Quitting smoking in your 60s can still boost life expectancy
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Earth
Build green highways for bees to help save vital pollinators
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Environment
Being popular is good for health – in monkeys, at least
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Earth
Bleached corals in the Pacific have started bouncing back
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Girl with terminal cancer wins right to be cryogenically frozen
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Earth
2016 now looks dead set to become the hottest year on record
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Space
Beagle Mars probe probably didn鈥檛 crash, new analysis shows
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Environment
UK red squirrels are carrying leprosy and have been for decades
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NHS does have the power to give HIV PrEP drug, say judges
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