Light is everywhere. By day it shines down on us from the sun, by night it comes from our lamps. But how well do we really understand it?
Science Fiction is rife with FTL (faster-than-light) travel and communication, But what that often overlooks is how that automatically allows time travel. Let’s have a look.
What would happen if you were to look in a mirror while you traveling at the speed of light? Would it be dark because the light can’t reach the mirror from your face? The answer might surprise you.
I try to engage with people who have different ideas than I do. It’s important to challenge your own assumptions. Unfortunately, those discussions don’t always end well, and the sentence “you really don’t understand, do you?” is really the epitomy of such failed discussions. Let me explain why I think that.