What do Albert Einstein, John F. Kennedy, Eleanor Roosevelt, Capuchin monks and top-performing military pilots and astronauts all have in common? They are all proud, devout nappers. While some people ...

You were in Lau until 4 a.m. trying to stay awake, cramming for your 8 a.m. midterm. You totally killed that test (you hope), but now you have to run to your T.A.’s office hours, grab lunch with your ...