Cover Image: February 2009 Scientific American Magazine See Inside

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Science Talk
The Science of Pain
Stanford University expert Sean Mackey explores the modern understanding of pain, why therapy is so important, and the relation between pain and empathy.

60-Second Science Blog
Dispatches from the Bottom of the Earth
Marine geophysicist Robin Bell reports from Antarctica as she leads an expedition to explore a surprising mountain range underneath the ice sheet.

Extreme Tech
Resuscitating the Atomic Airplane: Flying on a Wing and an Isotope
Could nuclear-powered planes help save the environment? Engineers reconsider a cold war–era proposal scrapped decades ago.

60-Second Psych Podcast
Cyberchondria: Online Diagnosis Leads to Obsessive Fear
Beware using the Web for self-diagnosis: you will probably end up with a lot of unnecessary stress.

News
Rock and Roil: Meteorites Hitting Early Earth’s Oceans May Have Helped Spawn Life
Did heat, pressure and carbon from meteorite impacts create biological precursors?



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On the Web - Feb 2009: Scientific American Magazine

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