And so on, and so on, and so on: Zoom in on National Geographic's infinite National Parks photo, which reveals hundreds of pics making up each original.
Oh, super. Wired tells us about new research showing that the plastic garbage patch in the North Atlantic is comparable in size to the infamous one in the Pacific.
Cool Schools: Sierra Club lists the 100 greenest colleges and universities in the country.
A burgeoning eco movement in fashion design leaves no scraps on the cutting room floor. The New York Times reports on zero-waste design.