New Scientist Magazine - 24th April 2010 (7Summits)

New Scientist Magazine - 2010-04-24 - Vol. 206 No. 2757 CONTENTS NEWS 3 EDITORIAL Social media foil knee-jerk drug laws 4 UPFRONT The perils of standing on asteroids. New law claims fetuses feel pain 6 THIS WEEK Tracking down the first Darwinian ancestor. Mind gym skills of limited use. Cave dwellings on Mars. The curious link between smell and aging 9 INSIGHT It takes more than barbed wire to secure weapons-grade nuclear material 14 IN BRIEF Algae get sexy. Why acupuncture works. Bubble-blowing black holes 17 TECHNOLOGY Touchscreens touch back. Robots feed on ocean heat. Quantum broadband OPINION 22 A platform for science New Scientist consultant Michael Brooks on why he is standing for Parliament in the UK general election 23 One minute with... Anil Seth How redness and feeling unreal can help crack consciouness 24 LETTERS Humanity's cradle. Are we zombies? 26 Thinking cells Forget molecular minutiae: amazing things emerge when you focus on neurons as a whole, says Brian J. Ford FEATURES 28 Blingtronics 31 LIFE PAST, PRESENT AND FUTURE 32 The hot zone Why are the tropics so rich in biodiversity? 36 Paradise regained Conservation can be a frustrating business - which makes this rare success all the more gratifying 38 After the fall Humans are causing a mass extinction. but we will shape life's recovery too 42 Mephedrone, fact and fiction Was the UK government right to ban this "legal high"? REGULARS 24 ENIGMA 46 BOOKS & ARTS Reviews The hidden powers of human senses. Neither biology nor upbringing dictate our destiny 56 FEEDBACK Crispy... but where's the seaweed? 57 THE LAST WORD How long is a pencil line? 48 JOBS & CAREERS

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arixs (2010-04-27)

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