How to map the 100 billion neurons in the brain Wolfram Alpha Pro to be launched today How to create ultra-low-cost solar cells from agricultural waste Watson’s new job: IBM salesman A therapist in your pocket OpenStax College plans free textbooks for popular college courses Biological computer encrypts and deciphers images Augmented-reality device promises astronauts instant medical expertise Europeans protest anti-piracy treaty Multi-layer 3D graphene transistor breakthrough may replace silicon Magnetic breakthrough processes data 100 times faster than current hard-drive technology Google augmented-reality glasses coming soon Welded nanowires may lead to low-cost touch-screens, video displays, LEDs, and thin-film solar cells Solve for X: radical ‘moonshot’ technology ideas for solving global problems A military robot that does it all 10-year-old student discovers molecule that can store energy Russians drill into previously untouched Lake Vostok below Antarctic glacier Four-telescope linkup creates world’s largest mirror