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HIV and AIDS

Chimps and bonobos interbred and exchanged genes

Life

Chimps and bonobos interbred and exchanged genes

Humans are not the only great apes to have had an ancient fling with related species. New evidence shows that chimps carry genes from bonobos

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UK must face reality on climate impact of new Heathrow runway

Earth

UK must face reality on climate impact of new Heathrow runway

Comment

A robot floats in a small tank of water with the aid of four polystyrene balls on arm-like features

Technology

Soft robot with a mouth and gut can forage for its own food

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cars

Technology

How to save ourselves from the invisible gas choking us to death

Insight

poster

Health

HIV jumped to the US in 1970 - 10 years before it was spotted

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Xudong Wang holds a piece of his energy-generating board in a lab

Technology

Energy-generating floorboard lights up 35 LEDs with one footstep

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Iceland drills hottest hole to tap into energy of molten magma

Earth

Iceland drills hottest hole to tap into energy of molten magma

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An e-reader screen the size of a Post-it note with a white border stands on a desk

Technology

E-paper display runs on office lights and never needs charging

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art installation

Humans

An enormous shape-shifting artwork – run by yeast

Culture

Capuchin monkey hits stone with stone

Life

Some of our Stone Age tools may just be crafty monkey throwaways

Capuchins make stone flakes that could be mistaken for hominin tools, but they do so by accident in search of mineral dust they lick, perhaps as a medication

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Humans

Golden oldies: The pudgy dad hypothesis and why older men matter

Culture

Life

Dizzying view of orangutan hunting for figs wins photo prize

Regulars

Health

Overweight mothers give birth to biologically older babies

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Life

Whales’ dung is the real reason we need to stop hunting them

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