You stated in November´s FYI (â€Just the Facts: Beerâ€) that sake is a type of beer rather than a wine, because rice is a cereal grain. Yet rye and wheat, from which vodka and whiskey are made, are also cereal grains. Is it how the cereal grain is â€workedâ€ that makes the resulting liquid a beer or a spirit?
Five amazing, clean technologies that will set us free, in this month's energy-focused issue. Also: how to build a better bomb detector, the robotic toys that are raising your children, a human catapult, the world's smallest arcade, and much more.