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Hummingbirds have massive hearts to power their hovering flight

Life

Hummingbirds have massive hearts to power their hovering flight

Birds that hover in front of flowers have huge hearts to power their energy-intensive flight, and even birds that glide effortlessly need fairly big hearts to keep it up

News

Baby pterosaurs were cute, defenceless and unable to fly

Life

Baby pterosaurs were cute, defenceless and unable to fly

News

Weird tiny galaxies found hiding in Hubble’s Ultra Deep Field

Space

Weird tiny galaxies found hiding in Hubble’s Ultra Deep Field

News

Huge dose of brain chemical dopamine may have made us smart

Humans

Huge dose of brain chemical dopamine may have made us smart

News

How a tiny fly can ‘scuba dive’ in a salty and toxic lake

Life

How a tiny fly can ‘scuba dive’ in a salty and toxic lake

News

Scorpion

Life

Venom: The show with an unsettling sting in its tale

Culture

Dali skull

Humans

Ancient skull from China may rewrite the origins of our species

News

Human arrivals wiped out the Caribbean’s giant ground sloths

Earth

Human arrivals wiped out the Caribbean’s giant ground sloths

News

Sheep learn to recognise celebrity faces from different angles

Life

Sheep learn to recognise celebrity faces from different angles

News

Dinosaur mass-extinction let mammals come out in the day

Life

Dinosaur mass-extinction let mammals come out in the day

The extinction of the dinosaurs allowed our distant mammalian ancestors to start foraging during the day for the first time – and shaped our early evolution

News

Life

There is a third species of orangutan and somehow nobody noticed

News

Life

Freeloading mites are squatting on spider webs and stealing food

News

Humans

The very first living thing is still alive inside each one of us

Features

Life

The first ancestors of giant pandas probably lived in Europe

News