Giant's Causeway is an unusual formation of around 40,000 hexagonal stone columns in Northern IrelandResearchers have now put forward the first new theory on their formation since 1940They claim the stones were formed in an event that took days, and not thousands of yearsThis could help to explain why the extraordinary geological features are found at sea level only
See Details: Unravelling the mystery of Giant's Causeway: Striking stones in Northern Ireland were formed in a matter of DAYS - and not over thousands of years as previously thought, study claims