Tau.Neutrino said:

Scientists finally know how old the Twelve Apostles are – and they’re much younger than anyone thought

Every year, millions of visitors stand at the clifftop lookouts along Victoria’s Great Ocean Road and gaze out at the Twelve Apostles. These towering limestone stacks, rising up to 70 metres above the Southern Ocean, are some of Australia’s most recognisable landmarks.

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They’ve tightened things up a bit.

But we pretty much knew most of that anyway. Heck, I was involved in an academic program which drilled that coast and used forams recovered from the drill core for dating the rocks, back about 1993.