How we came to know the size of the Universe - and what mysteries remain | Aeon Videos
Briefly

This video chronicles the evolution of astrophysics, focusing on how humanity has measured cosmic distances through the 'cosmic distance ladder.' It begins with historical methods used to calculate distances in the solar system and progresses to current questions about cosmic size and scale. Presented by renowned mathematician Terence Tao and video essayist Grant Sanderson, it emphasizes the synergy between knowledge advancement and technological progress in tackling the mysteries of the Universe that remain unsolved.
This video offers a captivating exploration of how generations of thinkers have systematically measured cosmic distances, revealing the evolution of our understanding of the Universe.
Presented by Terence Tao and Grant Sanderson, the video emphasizes the interweaving of knowledge and technology in unraveling the cosmos' lingering mysteries.
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