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Editor's picks

Space

Interstellar space, and step on it!

Earth

Better by design: battling the throwaway culture

Life

Geckos: Under the colour of darkness

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Extreme childbirth: Freebirthing

Table of contents

News

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Cancer warning over stem cell therapies

Two groups have independently shown that stem cells can trigger cancers, and offer an explanation of why this might be

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Cloned meat is safe to eat, says FDA

Technology

Earthquake shakes the internet

Space

Search for Earth-like worlds hots up

Celebrities should watch what they say

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‘Test all US immigrants for TB’

Earth

Ice shelf larger than Manhattan drifts off

60 Seconds

Earth

Bag a trophy, save a species

Science may gain in new Congress

This week 50 years ago

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The DNA so dangerous it does not exist

Physics

Could ‘mirror matter’ give us limitless energy?

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Insight: Out of the trans-fat frying pan聟

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Cheap drug dodges big pharma patents

Physics

Maybe evolution didn’t tune our universe after all

Earth

Peak progress hampered by ozone from katabatic wind

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Trouble ahead in TB’s birthplace?

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Intestinal worms may not be totally bad news

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Tipplers tend to be the topplers

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‘Brainy’ chickpeas conquered the world

Life

Katydids hit the highest notes

Earth

Arctic melt soaks up carbon dioxide

Earth

SUV owners need a hand to drive better

Technology

Gizmo

Technology

Street advertising gets local-stock-savvy

Earth

What to do with a TV when it dies

Technology

Web firms tackle China effect

Life

Undercover robots lift lid on animal body language

Technology

‘Stowaway’ that stops nuke smugglers

Earth

Satnav gives directions for a greener route

Opinion

Earth

Editorial: Kill and let live

The idea of hunting down and shooting an animal for sport strikes many people as barbaric, but it may help conserve threatened species

Editorial: Reasons to be cheerful

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91色情片: Prescribed opinions

Technology

Interview: The blue revolutionary

The changing relationship between science and people

Features

Space

Interstellar space, and step on it!

There is a way to reach the stars in our lifetime, but we'd better be quick

Earth

Better by design: battling the throwaway culture

Life

Geckos: Under the colour of darkness

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Extreme childbirth: Freebirthing

More

Life

The word: Elvis taxon

When a brand new species is discovered in fossil form that closely resembles one that went before, the case is described as an Elvis taxon 鈥� it's all about "lookalikes"

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DNA, by Frank H Stephenson

Earth

Richter’s Scale, by Susan Elizabeth Hough

Regulars

Space

Feedback: ‘Alien texts’ competition winners

Our New Year challenge to readers was to compose a text message of no more than 160 characters, sent home by an alien who has just arrived on our planet

This Week鈥檚 Letters

Dodgy tummy

Written in the sand

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