By Michael MyserPosted 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.
In a few years, doctors won’t need to fill the bodies of gastrointestinal-cancer patients with chemotherapy drugs that also kill off normal tissue. Instead, patients will swallow an electronic pill that finds its way to a tumor, dispenses drugs onto it—and only it—and then passes harmlessly from the body. That’s the promise of the iPill, an ingestible capsule being developed by the electronics giant Philips.