I just wanted to thank everyone who entered our "Go Green" contest over on Instructables—and everyone else who submitted great greening ideas to the original post's comment thread. We're thrilled with the great response we've gotten, and it'll be a tough job judging all the entries. Stay tuned here for the winner's announcement and several of our favorite projects. —John Mahoney

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June 2012: Invent Your Own Anything

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.

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