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energy and fuels

Metallic hydrogen would be the ultimate fuel - if we can make it

Technology

Metallic hydrogen would be the ultimate fuel - if we can make it

The universe’s most common element could also be its most wondrous. Two different groups of researchers say they've made it - but can either claim withstand scrutiny?

Features

Are dark matter and dark energy related in anything apart from name?

Physics

Are dark matter and dark energy related in anything apart from name?

Comment

Plectrocebus parecis monkey

Life

Monkeys hiding on a plateau in the Amazon turn out to be new species

News

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Environment

How we predicted global warming and Arctic ice melt – 40 years ago

Regulars

Adult mountain gorilla

Health

How a Ugandan vet saved hundreds of gorillas by treating human disease

Regulars

transparent solar cell

Technology

Punching holes in solar cells turns them into transparent windows

News

The grid of space-time shows the universe and its galaxies

Space

Dark energy: Understanding the mystery force that rules the universe

Features

Melissa Uchida

Video

Why neutrinos could answer some of the biggest questions in the cosmos

Video

Chamkaur Ghag

Video

The hunt for dark matter: Solving the universe's big questions

Video

Don't miss: knotty sculptures, deadly diseases and molecular machines

Technology

Don't miss: knotty sculptures, deadly diseases and molecular machines

This week, catch Anthony Gormley's big show, learn to spot the planet's biggest diseases and discover the tiny technologies set to transform our world

Culture

Health

Some women feel fetal kicks years after they've given birth

News

Environment

It’s getting windier and that could be good news for renewable energy

News

Life

Huge mysterious ape Gigantopithecus was a distant cousin of orangutans

News

Environment

Tackling emissions from heavy industry is key to fixing climate change

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