Have you ever seen something like this?
I’m going to venture a wild guess and say you haven’t, since scientists have only recently been able to take this kind of image. I learned about it in my biology class this semester, and the professor said that it was a landmark achievement.
You’re looking at an atom.
Yes, that’s right. You’re looking at a single, microscopic building block of matter.
Let me give you an idea of just how small this is. Millions of the smallest atom in the universe can fit lined across the diameter of a single pinhead.
But I’ll ask you another question. If I showed you an image like the one below, would you immediately think, “atom”? Continue reading