July 8, 2008—Argentina's Perito Moreno glacier is in the midst of a spectacular rupture. No large Argentina glacier has broken like this in winter since records began in 1917, officials say.© 2008 National Geographic (AP)
Get our news delivered directly to your desktopfree.
How to Use XML or RSS
SPACE PHOTOS THIS WEEK: Tiny Galaxy, Sun's Iron, More
Stuck Mars Rover About to Die?