Witness a mountain climber's terrifying 100-foot fall from his…

Mountain climber Mark Roberts was climbing Snowdon, the highest mountain in Wales, last month when a piece of ice fell from above, causing him to tumble 100 feet down the slope. He happened to capture the entire thing on his helmet camera. » 3/14/13 8:20am 3/14/13 8:20am

Watch an amazing time lapse movie of Central Park changing color with…

This video is a bit slow to start, but those who hold out for the 30-second mark will be richly rewarded. What an absolutely stunning use of the timelapse medium. Filmmaker Jamie Scott describes his process: » 11/28/12 12:20pm 11/28/12 12:20pm

What makes leaves change color in the fall?

Every year, the arrival of fall heralds one of nature's most magnificent transformations.
And while many will witness the green leaves of summer foliage transition into a vibrant spectrum of colors before falling from their trees, few will stop to ask why these color changes occur in the first place. » 11/05/12 12:29pm 11/05/12 12:29pm

The chemicals that cause leaves to change color in fall

Every year, the arrival of fall heralds one of nature's most magnificent transformations.
And while many will witness the green leaves of summer foliage transition into a vibrant spectrum of colors before falling from their trees, few will stop to ask why these color changes occur in the first place. » 10/14/11 8:14am 10/14/11 8:14am