Reporting in Science, researchers write of an experiment in which rats worked to open the cages of trapped rats, but not empty or dummy-filled cages. Author Peggy Mason discusses empathy in non-primates, and the value rats place on freeing a companion--about equal to that of a stash of chocolate chips.
Dan Brown, author of the blockbuster The Da Vinci Code, is back with his first novel in four years. Inferno follows academic hero Robert Langdon on a chase through Italy as he attempts to avert a biological catastrophe.
Designer Katie Shelly's upcoming cookbook offers 50 illustrated recipe "blueprints" for basic meals — from simple snacks to more hefty dishes like eggplant Parmesan. She hopes they'll inspire any level of cook to improvise in the kitchen.
The Model S from electric car manufacturer Tesla has been named Motor Trend Car of the Year. But the company's business model is under attack by a formidable foe: the National Automobile Dealers Association, one of the most powerful lobbying groups in Washington.