Read our blog to get the lowdown from our experts and go behind the scenes at Royal Museums Greenwich.

22 October 2014
The anniversaries of several important naval events take place in late October. Today, 22 October, is the anniversary of one of the British Navy’s greatest tragedies – the...
21 October 2014
Some ideas for finding longitude at sea did not rely on time. One of them was to use patterns in the Earth’s magnetic field, but these needed to be mapped for practical use....
17 October 2014
In anticipation of a new book on Nevil Maskelyne, Amy Miller, Curator of Decorative Arts and Material Culture at Royal Museums Greenwich, tells us about a pair of miniatures...
16 October 2014
There were many proposed solutions to the Longitude problem, as discussed in Ships, Clocks & Stars. One of the main contenders was using Jupiter's Moons as a celestial...
13 October 2014
One of my favourite parts of Ships, Clocks & Stars: The Quest for Longitude exhibition is the evocation of an 18th-century coffeehouse. You can hear longitude enthusiasts...
6 October 2014
Despite the amount that we've managed to pack into Ships, Clocks and Stars, there are of course many stories and connections that we haven't been able to include. I was...
6 October 2014

If you don’t have an accurate clock to tell the time with, you can use a celestial one-like the moon.

2 October 2014
We've had one poetic contribution on this blog recently with Isabel Rogers' post about her award-winning poem, 'John's Curious Machines'. As it's National Poetry Day today, I...
29 September 2014
The simplest solution to the problem of longitude was one of time difference. You can determine how far east or west you are of a given location if you know the difference...
18 September 2014
Longitude Solutions When Isaac Newton testified to a Committee of the House of Commons in 1714 about four potential longitude solutions, he pointed out that there were key...

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