Geochronologists establish accurate dates for occasions that happened eons ago
But no one can check that date by consulting a past history b k or glancing at a calendar or even a clock.
So just how how is it possible to determine a romantic date for the loss of dinosaurs that long ago? For example, how ended up being it feasible to identify age the fossil that is famous Lucy, unearthed in East Africa in 1974, at 3.18 MYA?
Numerous fossil bones l k much alike, whether their owners had been striding around East Africa 200,000 years back or three million years ago. However with an accurate age, a fossil bone or a stone device can squeeze into a meaningful niche in our developmental timeline. متابعة قراءة “When did most of the dinosaurs die, the quick answer is that they went extinct about 66 million years back (MYA).”