So, all right, you can have a line and you can measure the length of the line. That's the only thing you can measure about it. All right. Now I can add another line at like right angles to it. And when I do that, I can actually trace out a square. So now a square has more than just the length. It has area. There's area inside the square. And that area is defined by both, both axes, you need both to get an area. Okay. Let's add a third axis. Oh, now. X, Y, now Z. Now you don't have a one. What do you have? You have a cube
Neil deGrasse Tyson is an astrophysicist, author, and science communicator. He is the host of the weekly show “Star Talk” on National Geographic and the head of the Hayden Planetarium in New York City. He has a new book “Starry Messenger: Cosmic Perspectives on Civilization” out now.
Neil deGrasse Tyson joins the show to chat with Theo about cosmic musings, the new space race, facts vs. feelings, flat-earthers, climate change and much more.