2009 Photo Contest Winners By Hannah Schardt
A great wildlife photograph celebrates the unexpected, and the 39th annual National Wildlife Photo Contest is full of improbable images
Desperate Measures By Jessica Snyder Sachs
Struggling to adapt to global warming, wildlife species are changing their diets, behaviors and, in a few cases, even their genetic makeup
Mimicking Mother Nature By Wendee Holtcamp
Scientists and entrepreneurs are increasingly borrowing concepts from the natural world to help them create better, more sustainable products