11 Things We Didn’t Know Last Week

News, discoveries and … fun 1. At Kennedy Elementary School in Dubuque, Iowa, the oldest member of the band is 79. (Learn more at Twincities.com) 2. Your brain is over the hill at age 24. (Learn more at AARP) 3. Johnny Cash can still have a No. 1 album 11 years after he died. (Learn more at AARP) 4. A new app adjusts your body rhythm to beat jet lag. (Learn more at Newsweek) 5. Scientists say they’ve manufactured blood for people. (Learn more at Gizmodo) >> Sign …