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Today on New Scientist: 12 December 2012

All-seeing headset gives you 360-degree vision

Eyes in the back of your head - get them with a system that captures images from all around you and turns them into something human vision can grasp

Target faulty brain circuits to treat mental illness

Can we replace psychiatry's diagnostic labels with measurements of what's actually going wrong in the brain?

Another year wasted by climate negotiators

In agreeing to reach another agreement, delegates in Doha followed a well-worn and tiresome path of procrastination

Hubble sees earliest known galaxies through cosmic fog

Seven galaxies that formed no later than 13.4 billion years ago will provide clues to what cleared away opaque gas in the early universe

Data art shows what years of computer use looks like

Marcin Ignac's art shows what two-and-a-half years in front of a computer looks like in a series of colourful visualisations

Orbiting eye sees NASA rover's impact scars on Mars

Tungsten blocks dropped by Curiosity made craters, which can help assess the rate of asteroid hits on the Red Planet

Slaloming robot minicopter learns from its mistakes

Watch a drone master an obstacle course by making improvements based on its previous attempts

The last march of the emperor penguins

They rule Antarctica, but perhaps not for much longer - climate change looks set to destroy the habitat that emperor penguins rely upon, says Alison George

Artificial muscle for soft robots can bend in sunlight

A light-activated gel that expands and contracts under UV and visible light could give soft robots much greater range

Quantum Shorts: See the shortlisted movies and vote!

Check out the shortlisted entries for the Quantum Shorts film competition, and vote for your favourite

A deliberate language barrier

Tongues proliferate to give identity to competing groups rather than to encourage communication

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