Neil deGrasse Tyson Explains Why Earth's Surface is Smooth

From your point of view, Earth's surface might not look so smooth. Neil deGrasse Tyson is here to tell you why it's smoother than you think. Alongside comic co-host Chuck Nice, you'll learn how all the classroom globes you've interacted with are exaggerating Earth's features. Discover more about the topographical variations found on Earth. Find out why there's a limit to how high mountains can ascend. Lastly, you'll learn why neutron stars are the smoothest objects in the universe.

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Science meets pop culture on StarTalk! Astrophysicist & Hayden Planetarium director Neil deGrasse Tyson, his comic co-hosts, guest celebrities & scientists discuss astronomy, physics, and everything else about life in the universe. Keep Looking Up!

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