Today on New Scientist


Baby chick spycam fools penguin parents

It's fluffy, has four wheels and can make an Emperor sing. A baby bird spycam is helping researchers get close to shy penguins


TTIP: Healthy profits, but what about people?

Promoting trade may boost the bottom line but it doesn't make people healthier or happier, says John Middleton of the UK Faculty of Public Health


SpaceShipTwo crash: Wings were unlocked too soon

The root cause of the accident is still unclear, but officials say video from the cockpit shows a mechanism designed to slow the craft deployed earlier than normal


Breast milk stem cells may be incorporated into baby

Stem cells in the breast milk of mice develop into a range of different tissues in the offspring, including the brain, liver and kidneys. The same may also be true in people


Win the smartest books of the year to boost your brain

Feel adorkable as you tuck into your new 12th edition of the Collins English Dictionary and a bumper pack of brilliant books


Psychedelic plants: The inner beauty of common species

An exhibition in London showcases striking mosaics that come to light when plants go under the microscope


TTIP: Beware the treaty's empty economic promises

Politicians promise a bonanza of growth and jobs from the world's biggest ever trade deal, but their claims are based on biased models, warn two political economists


TTIP: Europe will still be safe – but more sensible

The trade megatreaty doesn't threaten Europe's precautionary approach to health and environmental regulation, says Tracey Brown of Sense About Science


Virgin Galactic's SpaceShipTwo in fatal crash

The rocket plane broke up over the California desert on Friday, throwing the future of private spaceflight into disarray


Beautiful UN stamps use endangered fish to make point

The striking marine life starring on the latest collection of United Nation's postage stamps highlights species that need to be protected


Zoologger: My lizard persona depends on my neighbours

Different stress levels will make wall lizards from a group of Aegean islands flee or drop their tails – and it all depends on who they grew up with


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