History
Caroline Herschel and Lyman Spitzer unpack the long history of optical astronomy which takes us from using our eyes to looking at the stars to looking at the stars from space.
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Science
What makes stars shine? Edwin Hubble, the namesake of the Hubble Space Telescope, explains this and more about visible light.
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Tools
Nick Woolf reflects on his odd education which led him through a long career creating mirrors for some of the most innovative ground- and space-based telescopes.
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Impact
Imagine doing astronomy without ever looking through the lens of a telescope. This is part of Don York's legacy as the founding director of the Sloan Digital Sky Survey.
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