By Michael Myser
Posted 09.04.2012 at 5:52 pm 3 Comments
About 40 percent of U.S. trade—some $1.4 trillion a year—passes through the country’s 360 ports and waterways. (The rest arrives via truck, rail or plane.) And despite increased protection since 9/11, the U.S. Department of Homeland Security says that these ports remain especially vulnerable to attack from small vessels carrying improvised explosive devices, including radioactive dirty bombs.
We can now tweet from the International Space Station and make phone calls from the summit of Mount Everest, so why can't we get any check our email from the ocean floor? A new Lockheed Martin program, plainly named Communications at Speed and Depth, will plug deep-diving stealth submarines into the DoD's Global Information Grid, just like any other surface vessel.
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.