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In the mid-nineteenth century, the Harvard College Observatory began employing women as calculators, or "human computers," to interpret the observations their male counterparts made via ...
A complete introduction to observing and understanding the night sky
Unlock the mysteries of the night sky with this comprehensive guide to astronomy.
The Practical ...
Working with NASA's archives of Hasselblad images, aerospace author Piers Bizony presents the ultimate must-have large-format book, Moonshots. The Apollo voyages form the centerpiece ...