Music, one of the oldest forms of entertainment, has also been shown to positively affect learning and memory. New research from a study of 7,000 patients now shows another added health benefit: listening to music during surgery can aid in post-operative recovery.
The United States prides itself on being a country of animal lovers. But when it comes to the ethical treatment of lab animals, few countries perform worse. Here's how the U.S. practices measure up to the rest of the world. [UPDATE: io9 has editorial concerns with this article.]