Coffee Cans Wikimedia Commons

A new Popular Science/InnoCentive challenge is live, and if you can divine a better way to test the toughness of hermetically sealed, sterile containers, the "Seeker" for this challenge is willing to pay up to $7,000 for it. To sweeten the deal, the Seeker--the people looking for the answer to this question--will consider further collaboration with the winner. If you think you've got an idea, the deadline is August 20. Read more about it here.

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June 2013: American Energy Independence

Five amazing, clean technologies that will set us free, in this month's energy-focused issue. Also: how to build a better bomb detector, the robotic toys that are raising your children, a human catapult, the world's smallest arcade, and much more.


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