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biology

See the best new species discovered over the past year

Life

See the best new species discovered over the past year

A ghostly cave critter that builds shelters and perhaps the ugliest fish ever are among the species discovered in 2015

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Thomas the roboboat

Life

Thomas the marine engine set to explore UK ocean fronts

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Gut bacteria influence the birth of new brain cells in mice

Life

Gut bacteria influence the birth of new brain cells in mice

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A grey and white porpoise lying on a pebbly beach

Life

UK's harbour porpoise strandings linked to rising starvation

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Trees at night

Life

Trees seen resting branches while ‘asleep’ for the first time

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Cancel the Olympic Games in Brazil because of Zika? No way

Health

Cancel the Olympic Games in Brazil because of Zika? No way

Comment

Building blocks of life's first self-replicator recreated in lab

Life

Building blocks of life's first self-replicator recreated in lab

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Got dandruff? The bacteria living on your head might be to blame

Life

Got dandruff? The bacteria living on your head might be to blame

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Super-salty Turkish lakes may hold key to spotting life on Mars

Earth

Super-salty Turkish lakes may hold key to spotting life on Mars

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A pic of okenia rosacea, which is an inch long pink sea slug, covered in tentacles, looking a bit like a sea anemone or a pink mophead

Earth

North Pacific's sea slug invasion linked to mystery ocean blob

A mass northern migration of colourful nudibranchs could signal the start of a decade-long climate shift across North America

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Health

Let people most affected by gene editing write CRISPR rules

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Life

The story of Dolly is about us as much as cloning

Leader

Environment

Massive new coral reef discovered at Amazon river mouth

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Humans

Meet our hybrid ancestors who kept extinct humans' DNA alive

Features

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