In 1905, Albert Einstein published a series of papers that many consider a starting point for the modern age of physics. But other than "E equals m c squared", most people only know...
we're used to seeing things from a particular point of view that is from a particular frame of reference and things look different to us under different circumstances at the moment you look to...
In order for us to see something, it either needs to emit light directly (like the sun or a lightbulb filament or firefly) or else have photons of light bounce off of it and into our eyes. But how do...