Did you know that, once introduced to routine, our brains are capable of accepting it to the extent that when something changes, it doesn’t notice? The change could be small and harmless, an object there that wasn’t, or something moved to another room that you...

Russian researchers in the late 1940s kept five people awake for fifteen days using an experimental gas based stimulant. They were kept in a sealed environment to carefully monitor their oxygen intake so the gas didn't kill them, since it was toxic in high concentrations....