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How the James Webb Space Telescope will unfold the universe - John C. Mather

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The James Webb Space Telescope is the world's most powerful telescope and humanity's latest attempt to answer questions like: "Where did we come from?" and "Are we alone?" Nobel Laureate John C. Mather, the leader of the team at NASA that built the Webb, explains how this miracle of modern science and engineering will help us observe the first galaxies, the birth of stars, and much more.

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