How doctors reinvented the human heart by Dan Baum
Taylor Wilson always dreamed of creating a star, so at the age of 14 he built his own nuclear reaction by Tom Clynes
This summer, NASA's Curiosity rover will undertake the most ambitious Mars mission ever. Here's how it will work by Jennifer Abbasi
Brendan Foley is using autonomous robots and high-throughput data collection and analysis to uncover the mysteries of ancient sea trade. Will he transform maritime archaeology in the process? by Brooke Borel

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The 6th annual Invention Awards are here, from an inflatable tourniquet to a better lobster trap to spring-loaded hocket skates. This issue is all about the celebration of invention.
Plus: Making synthetic biology breakthroughs in a garage, building a constantly-moving ping-pong table, and a ridiculously overpowered barbecue.