Today, you’ll learn about a new plan to use waste from beer brewing to clean metal out of our water supply, a study that puts languages like Orc and Klingon to the test, and a discovery about the direction our memories travel in our brains.     Brewer’s Yeast     “The same beer waste that gives...

Today, you’ll learn about a medication that can successfully treat frostbite, the study of bloodsplatter in space, and a surprising finding about the supposed benefits of small class sizes.    Frostbite Treatment    “The U.S. now has a drug for severe frostbite. How does it work?” by Saugat...