You may have heard the rumor that swirled briefly last month about an Internet “kill switch” that could power down the Web in the case of a critical cyber attack. Those rumors turned out to be largely overblown, but it turns out there are now seven individuals out there holding keys to the Internet. In the aftermath of a cataclysmic cyber attack, these members of a “chain of trust” will be responsible for rebooting the Web.
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.