How, exactly, do we know the Earth isn’t flat? How do we know that we are all wandering the surface of a (slightly oblate) sphere as it hurtles through space around the Sun?

251 EE How Do We Know the Earth Isn't Flat?

How do astronomers photograph a black hole? How often do planes get hit by lightning? What does the EPA actually do? Science is all around us and transforming our world at a rapid pace. Extragalactic astrophysicist Sabrina Stierwalt is here to guide you through it. She'll help you make sense of the everyday and the once-in-a-lifetime. Rights of Albert Einstein are used with permission of The Hebrew University of Jerusalem. Represented exclusively by Greenlight.

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251 EE How Do We Know the Earth Isn't Flat?

251 EE How Do We Know the Earth Isn't Flat?

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