As snails go, the rosy wolfsnail (Euglandina rosea) is a perfect predator. An invasive species in Hawaii, French Polynesia and a number of other islands in the Pacific and Indian Ocean, the wolfsnail ...

years ago in a cave near Les Eyzies in the Dordogne, France. Credit: SEARCHING: Our Quest for Meaning in the Age of Science Dr. Alan Lightman has been around the block a few times. Over the past five ...