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Aboveground, the surrounding Ethiopian landscape at the northern end of the Rift Valley looked barren, but the field team knew that a bounteous crop of fossils could lurk just beneath the surface.

Just 40 miles away, an earlier generation of paleoanthropologists in 1974 had unearthed the partial skeleton of the famous “Lucy,” a 3.2-million-year-old hominid.(Sussman has written movingly about the loss of the 3,500 year-old Senator tree in Orlando, destroyed in a fire that was almost certainly set on purpose.) "The oldest living things in the world are a record and celebration of our past, a call to action in the present and a barometer of the future," Sussman has said—and the images that follow prove her out.

Ok, If carbon 14 has a half life of less than 6,000 years how can you determine the age of an organism that has been dead for 60,000 years?

Is there still enough carbon 14 available to give an accurate reading? And also, why do so many fundamentalist christian groups like...

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Please cite all facts with citation links or references from trustable sources.Scientists using two different age-determining techniques have shown that a tiny zircon crystal found on a sheep ranch in western Australia dates back to 4.4 billion years ago."This is the oldest reliably dated piece of the Earth that we have, that anyone knows of," John Valley told CBS News.This technique is not restricted to bones; it can also be used on cloth, wood and plant fibers.This was the method used by Claire Patterson in for dating the earth, which he actually accomplished by dating meteors that hit the earth. What is the oldest carbon dated natural object on planet earth, and has any foreign matter meteorite been found to be older?October 26, 2004 Carbon Dating Decay rates create debates It has become my custom here at Interesting Thing of the Day to choose topics that I think will be unfamiliar to most readers — a sort of implicit “I’ll-bet-you’ve-never-heard-of-this” test.




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