And the looming block obsolescence of its existing nuclear energy infrastructure -- which currently supplies 8% of total U.S. daily consumption -- means that, unless steps are promptly taken to prepare, certify and bring on-line safe, modern replacement reactors, America will become still more vulnerable to threats, or actual interruptions of, its overseas oil supplies.

CENTERFORSECURITYPOLICY: Center For Security Policy

This would have cleared out major debris, Scarborough said, but city dwellers likely had to boil their water or use it to make alcohol in order to make it safe to drink, as sanitation was not up to modern standards.

MSN: Sustainable tech saw the ancient Maya through drought

All told, it's not-too-modern design could be a good thing: the 610's design might be safe, but it will also call less attention to itself than the 91z, whose anorexic panel borders on avant-garde.

ENGADGET: HP TouchSmart 610 review

The concept of burning away tumors with electric current dates back a century, but it took modern imaging machines to make through-the-needle tumor-burning accurate enough to be safe and practical.

FORBES: Magazine Article