Engineering light: Pull an image from nowhere
A new generation of lenses could bring us better lighting, anti-forgery technology and novel movie projectors
Baby boomers' health worse than their parents
Americans who were born in the wake of the second world war have poorer health than the previous generation at the same age
New 17-million-digit monster is largest known prime
A distributed computing project called GIMPS has found a record-breaking prime number, the first for four years
Cellular signals used to make national rainfall map
The slight weakening of microwave signals caused by reflections off raindrops can be exploited to keep tabs on precipitation
NASA spy telescopes won't be looking at Earth
A Mars orbiter and an exoplanet photographer are among proposals being presented today for how to use two second-hand spy satellites that NASA's been given
China gets the blame for media hacking spree
The big US newspapers and Twitter all revealed last week that they were hacked - and many were quick to blame China. But where's the proof?
Nobel-winning US energy secretary steps down
Steven Chu laid the groundwork for government-backed renewable energy projects - his successor must make a better case for them
Sleep and dreaming: Where do our minds go at night?
We are beginning to understand how our brains shape our dreams, and why they contain such an eerie mixture of the familiar and the bizarre
Beating heart of a quantum time machine exposed
This super-accurate timekeeper is an optical atomic clock and its tick is governed by a single ion of the element strontium
A life spent fighting fair about the roots of violence
Despite the fierce conflicts experienced living among anthropologists, science steals the show in Napoleon Chagnon's autobiography Noble Savages
Challenge unscientific thinking, whatever its source
Science may lean to the left, but that's no reason to give progressives who reject it a "free pass"
Need an organ? Just print some stem cells in 3D
Printing blobs of human embryonic stem cells could allow us to grow organs without scaffolds
Ice-age art hints at birth of modern mind
An exhibition of ice-age art at London's British Museum shows astonishing and enigmatic creativity
Today on New Scientist: 5 February 2013
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