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This week's magazine

3 December 2011

Issue 2841

New Scientist issue 2841 cover
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Editor's picks

Salt: Killer or scapegoat?

Health

Salt: Killer or scapegoat?

Features
Earth's wild ride: Our voyage through the Milky Way

Space

Earth's wild ride: Our voyage through the Milky Way

Features
Killer fungi made us hot-blooded

Life

Killer fungi made us hot-blooded

Features
Memory: From sense to storage

Mind

Memory: From sense to storage

Features
Memory: How memories are made

Mind

Memory: How memories are made

Features
Memory: Forgetting and loss

Mind

Memory: Forgetting and loss

Features
Memory: How to hold on to it

Mind

Memory: How to hold on to it

Features

Table of contents

News

Cosmic ray factory observed in stellar superbubble

Space

Cosmic ray factory observed in stellar superbubble

The Cygnus X cluster, shown in infrared A gamma-ray glow from within the Cygnus X cluster reveals a swarm of cosmic rays. They fill an enormous bubble blown by stellar winds New images link cosmic rays to an enormous bubble of gas blown by hot, young stars, implying that these mysterious high-energy particles may be …

News

Health

Neuron transplant in damaged brain fixes obesity

News

Life

Deep sea fishing for tuna began 42,000 years ago

News

Earth

CO2 may not warm the planet as much as thought

News

Health

Polio near-eradicated in India – Pakistan struggling

News

Life

Ravens use gestures to grab each other's attention

News

Health

Promising HIV-gel trial halted in Africa

News

Life

Da Vinci code for trees provides wind protection

News

Space

Dark matter particles may be heavyweights after all

News

Life

Turtle eggs communicate to hatch together

News

Space

NASA confiscates web-auctioned rocket engine

News

New Zealand's invasive ants mysteriously vanish

News

Technology

Forget antibiotics, try nanoparticles instead

News

60 Seconds

News

Earth

Warmer world is the challenge of a generation

News

Earth

Earth in balmy 2080

News

Muscle-based gene therapy beats HIV

News

Space

Airbursts trigger dust avalanches on Mars

News

Tilt your head to improve brain signals

News

Pigeons are more living helicopters than flying rats

News

Health

'Lethal' radiation doses can be treated with drugs

News

Health

Cancer cells poisoned with sugar

News

Technology

Vital utilities vulnerable to hacking

News

Technology

Inside the race to crack the world's hardest puzzle

News

Technology

Digital mutiny sinks piracy bill

News

Technology

Glasses emit personal sound and smell

News

Earth

US plans its first megadam in 40 years

News

Opinion

New Scientist. Science news and long reads from expert journalists, covering developments in science, technology, health and the environment on the website and the magazine.

Health

We can win the AIDS war with drugs and vaccines

If we can bail out the banks, surely we can keep up the pressure on HIV

Opinion

Earth

Durban summit must accept degrees of responsibility

Opinion

Technology

Seek 'em here, seek 'em there: Anonymous is everywhere

Opinion

Science leads the fight for free speech

Opinion

The world's deepest man

Opinion

Technology

Do thoughts have a language of their own?

Opinion

Aperture

New Scientist. Science news and long reads from expert journalists, covering developments in science, technology, health and the environment on the website and the magazine.

Daily digital deluge

See more: To see the image this article refers to, keep checking Picture of the Day on our news blog Short Sharp Science EVER wondered how many images are uploaded to Flickr every day? That question lies at the heart of this installation by Dutch curator Erik Kessels , part of an exhibition at the …

Regulars

Features

Earth's wild ride: Our voyage through the Milky Way

Space

Earth's wild ride: Our voyage through the Milky Way

Our planet has faced many dangers on its epic journey around the galaxy. The evidence of our turbulent history might lie buried on the moon

Features

Health

Salt: Killer or scapegoat?

Features

Life

Killer fungi made us hot-blooded

Features

Mind

Memory: From sense to storage

Features

Mind

Memory: How memories are made

Features

Mind

Memory: Forgetting and loss

Features

Mind

Memory: How to hold on to it

Features

Culturelab

New Scientist. Science news and long reads from expert journalists, covering developments in science, technology, health and the environment on the website and the magazine.

Hollywood screen star who paved the way for Wi-Fi

The remarkable tale of actress and inventor Hedy Lamarr helps signal the complex nature of innovation

CultureLab

Inches to metres: how the metric system was born

CultureLab

The story behind the world's most famous drawing

CultureLab

More

New Scientist. Science news and long reads from expert journalists, covering developments in science, technology, health and the environment on the website and the magazine.

Space

Aiming for the stars

NASA's shuttle program may be defunct, but the next generation of spaceflight is on the horizon – and there will be plenty of jobs to go around

Careers

Enigma Number 1675

Regulars

Regulars

New Scientist. Science news and long reads from expert journalists, covering developments in science, technology, health and the environment on the website and the magazine.

Feedback: A catalogue of dodgy ads

A catalogue of dodgy ads CO-OPTATION by the authorities is the sincerest form of flattery for critics. Feedback is officially "considerably chuffed" that the UK's Advertising Standards Authority (ASA) has taken up our pastime of extracting the Michael from fruitloop claims (4 June) . Harris Steinman alerts us to an example. Leslie Kenton is promoter …

Regulars

Regulars

Letters

Regulars

The last word

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