The definition of insanity

The definition of insanity is doing the same thing over and over and expecting different results. This well-circulated quote is often attributed to Albert Einstein. I find it somewhat strange in that that is clearly not “the definition of insanity”. Insanity has multiple definitions. “Sane” and “insane” come from the Latin word for health. In…

More evidence against flat earth: star trails

This is a follow-up to my post How we can know the earth is a ball without relying on modern science or traveling long distances?. It is well-known and easily observable by the naked eye (even by a single individual if they use modern travel) that the stars appear to rotate counterclockwise in the Northern…