A chilling Cold War-era map has surfaced ... from radiation in the most affected states. The world's nuclear-armed countries ...

It's certainly not a small island: It's about three times the size of Texas. But on most maps, Greenland looks almost as big as the entire continent of Africa. In fact, it's 14 times smaller than ...

A second measles-related death was reported out of New Mexico this week. Here's where measles cases have been reported in the U.S. this year.