Besides the toll in deaths and disability, hospitalizations linked to gun injuries cost US taxpayers hundreds of millions of dollars a year, a new study…

When a rattlesnake got loose in the second-floor hall of the science building at my university, it created quite a furor. Fortunately, one of the professors was an expert on snakes. An agitated student ran to fetch him, urging him to come quickly, as a dangerous snake was loose, terrorizing everyone…