TED: The hunt for a supermassive black hole | Andrea Ghez

The video explores the concept of black holes, focusing on supermassive black holes at the center of galaxies. It explains their characteristics, such as mass and the Schwarzschild radius, and discusses the methods used to observe them, including the use of the Keck Observatory. The video presents evidence for the existence of supermassive black holes and highlights the challenges and future directions in black hole research.

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