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've all been told that the colors of the rainbow correspond to different wavelengths of visible light - red, orange, yellow, green, blue, and violet. Where's pink in that list?...
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...
E=mc^2 may be the most famous equation in the world… but what you might not know is that it isn't the whole story. It just describes objects that have mass and that aren't moving. The...