👑 350 years ago today on 22 June 1675, a royal warrant from Charles II ordered the building of the Royal Observatory in Greenwich. 👑 He had been persuaded by leading scientists that building an observatory would bring Britain closer to working out how to determine longitude at sea - a breakthrough that would boost the country's trade prospects by making global navigation easier, safer and more efficient. 👑 Over the next three and a half centuries, numerous scientific discoveries and advanceme

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🎥 Discover how time and trains changed the world ... ⏰ 🚂 This year marks 350 years of the Royal Observatory Greenwich and 200 years of the modern railway in Britain. We took a step back in time to learn about the railway and the Royal Observatory’s roles in spreading Greenwich Mean Time across the country, and their sometimes tumultuous relationship, which led to a railway tunnel under Blackheath. Royal Museums Greenwich #RoyalMuseumsGreenwich #GreenwichObservatory #RailwayHistory #GMT #Railwa

🕰️ British Science Week kicked off yesterday, and with this year’s theme being ‘Time’, where better to get involved than the home of Greenwich Mean Time - the Royal Observatory? We’ve got an exciting array of events happening themed around time from now until 17 March including workshops, talks, tours, craft sessions and more. 🔴 To celebrate this exciting week in STEM, we’re taking a closer look at the striking red time ball on top of the Royal Observatory’s Flamsteed House. Our Curator of Tim