Something About the Giant's Causeway No Longer Makes Sense
UK_Discoveries и ещё 3
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Something About the Giant's Causeway No Longer Makes Sense
22 178 просмотров · 1 мес. назад
UK_Discoveries и ещё 3
22 178 просмотров · 1 мес. назад
In 1693 a fellow of the Royal Society looked at a strange stone pavement on the Antrim coast and wrote one word in the margin: basalt. Three centuries later, laboratory experiments on molten rock have found a temperature problem that the standard textbook story cannot explain. So what actually happened on this coastline sixty million years ago, and why has nobody corrected the signs?
In this video:
• Richard Bulkeley's 1693 letter and the birth of the "cooling lava" explanation
• The University of Liverpool's 2018 furnace experiments and their awkward temperature result
• The Interbasaltic Bed, a red layer that proves the eruptions weren't a single event
• A 2015 laser-scan study proving the columns are measurably more regular than anywhere else on Earth
• The 2012 discovery of broken, tumbled columns on the seabed, five hundred metres offshore
• Why the National Trust's official story hasn't changed despite the new evidence
Chapters:
0:00 A pavement of stone
4:17 The official story
8:34 Two centuries of assumption
12:51 The Liverpool discovery
16:08 The red layer anomaly
20:25 Searching for an explanation
24:42 The giant's legend
28:59 Broken columns at sea
Sources and accuracy: this video draws on Richard Bulkeley's 1693/1694 Royal Society correspondence, the 2018 Nature Communications study by Yan Lavallée's team at the University of Liverpool, the 1985 British Geological Survey memoir for the Antrim sheet (including work by geologist Peter Lyle), a 2015 laser-scanning study from the Universities of Glasgow and Edinburgh, and the 2014 Northern Ireland Environment Agency underwater survey.
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#GiantsCauseway #Geology #NorthernIreland #UKHistory #Basalt