10 Images That Changed the Course of Science (And One That Is About To)

One image can change the way we see the world, especially in science. From photographs of movement that's too fast for the human eye to perceive, to atomic force microscope images of atomic bonds, pictures created by new technologies have often catalyzed scientific discovery. More than tools of discovery, though,… »12/29/11 1:00pm12/29/11 1:00pm

Discovery of 4.4-Million-Year-Old Hominid "Ardi" Is Greatest Scientific Breakthrough of 2009

Venerable journal Science has announced its top breakthroughs of 2009, and topping the list is a breakthrough in evolutionary biology. It's the discovery of Ardipithecus ramidus, a 4.4-million-year-old hominid skeleton that reveals how homo sapiens' ancient ancestors looked and lived. »12/17/09 5:24pm12/17/09 5:24pm