John Blinke has been the Mensa Bulletin’s science editor since 1984 and is a two-time recipient of American Mensa’s National Service Award. He lives in the wilderness of Michigan and keeps busy with a wide range of hobbies, including astronomy, RC models, drones, photography, model rockets, and fooling around with microscopes and other scientific gear. John spent 50 years as an electrician with Ford Motor Company. He holds a BA in English from Wayne State University, completed the UAW-Ford electrical apprenticeship, is a certified Level II Thermographer, and has an Extra Class amateur radio license. Email him at BulletinSupplementally@us.mensa.org.