Author Archives : Louise Devoy, Curator, Royal Observatory

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‘Charts drawn in blood’

Guest blog composed by one of our history of science interns, Stuart Jennings ‘Charts drawn in blood’: Observatory Chronometers and the 1822-26 Royal Navy survey of Africa   In the ‘Time and Longitude’ gallery of the Royal Observatory, John Arnold’s chronometer number 323 is celebrated for its service on Belcher’s…

It all started with a rumour…founding of the Royal Observatory

Today marks the 340th anniversary of the founding of our Observatory – Britain’s first state-funded scientific research institution. Our Curator Louise tells us more.  If you’d stood here on the hill in Greenwich Park 340 years ago today you would have seen an important event. At 3.14pm on 10 August…

A giant tool in the sky – testing general relativity

As we approach the Summer Solstice, our Curator of the Royal Observatory looks at how the sun was used nearly 100 years ago to test Einstein’s theory of general relativity.   It’s great to enjoy the sunshine and long hours of daylight at this time of year. As we approach the Summer…