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Editor's picks

Physics

Why space has exactly three dimensions

Earth

Lifeless Earth: What if everything died out tomorrow?

Space

Brake away: Rethinking how we land on Mars

Health

Multiple personalities: Takedown of a diagnosis

Table of contents

快猫短视频

Health

HIV infection figures tumbling around the world

Increases in the availability of antiviral therapies have halved the number of new HIV infections in children since 2001

Space

NASA revives Starshade to let Earth-like worlds shine

Health

First vaccine for H7N9 may be too little, too late

Earth

World won’t cool without geoengineering, warns report

60 Seconds

Earth

Vive le carbon tax: France to tax fossil fuels

Space

Date glitch delays Cygnus’s rendezvous with ISS

Space

Spacecraft army gears up to watch rare sun-diving comet

Space

Early humans saw black hole light in the night sky

Technology

First nanotube computer could spark carbon revolution

Earth

Green energy pays for itself in lives saved from smog

Life

DNA-grabbing bacteria hint at early phase of evolution

Life

Real-world Civilisation game shows impact of war

Health

Mysterious bursts of activity in flatlining brain

Space

Astrophile: Early Earth was a hot young smoker

Health

New imaging shows Alzheimer’s unfolding in live brains

Health

Fish oils don’t boost brain power

Space

Stars’ escape velocity shows how to exit the Milky Way

Environment

Zoologger: The fossil fish that’s a serial monogamist

Physics

Proton sent through looking glass to gauge oddest force

Life

Reverse ageing by boosting cells’ energy factories

Health

Overcome fears by manipulating memory as you sleep

Space

Mystery deepens as Martian methane eludes Curiosity

Life

Dinosaur in a wind tunnel tests feathered flight

Technology

Matchstick-sized sensor can record your private chats

Health

Google Glass has its electronic eye on health

Environment

One Per Cent

Technology

Leaky microwaves can power your kitchen gadgets

Opinion

Environment

Gun control: We need a new conversation

The lack of evidence on firearms violence can, ironically, be turned to the advantage of gun control advocates if they get their story straight

Space

Black-hole eruption nearby is a warning for us all

Earth

Climate science: Why the world won’t listen

Life

It’s never too late for a midlife crisis

Health

The doctor treating the US gun epidemic

Analysis

Technology

Hacking firm hints at cybercrime’s professional elite

A new report has outed a shadowy organisation called Hidden Lynx鈥€� a 100-strong group of expert hackers who are available for hire

Aperture

Earth

Deadly lake turns animals into statues

The highly caustic Lake Natron in Tanzania kills most animals unlucky enough to enter the water 鈥� and calcifies them

Features

Physics

Why space has exactly three dimensions

The explanation of one of reality's greatest mysteries could lie in physics we already know

Earth

Lifeless Earth: What if everything died out tomorrow?

Space

Brake away: Rethinking how we land on Mars

Health

Multiple personalities: Takedown of a diagnosis

Culture

Physics

Hawking: all we need to know

It may be impossible to ever really know Stephen Hawking, but what we do know is enough

Environment

Books and apps make animal-spotting easier than ever

Humans

No need for gods any more

More

Enigma Number 1768

Should universities favor ethnic minorities?

Regulars

Feedback: Amazing miracle water

Radio-wave energised water, supernatural ice cream, measuring energy in toasted sandwiches and more

Catch the breeze

This Week鈥檚 Letters

In a spin

Crystal crisis

Mix and match

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