The astronomical records of imperial China are some of the most comprehensive archives in the history of science, spanning over two millennia, from 221 BC to 1911 AD, and providing detailed insight ...
THE science of astronomy has, in the past twenty or thirty years, developed most remarkably. The marvellous applications of photography and spectroscopy on one hand, and the sudden growth of ...
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We have 4 fundamental forces of nature. 'Quantum gravity' could help lead us to a mysterious 5th
Scientists think a new framework for quantum gravity could offer clues about a mysterious 5th fundamental force of nature.
Ancient solar astronomy -- Mythologies about the sun -- Major ancient solar observing sites -- Solar astronomy in the medieval period -- Modern solar observatories -- Ground based solar optical ...
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