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Researchers have found a reason for the puzzling survival of soft tissue and collagen in dinosaur bones - the bones are younger than anyone ever guessed.Carbon-14 (C-14) dating of multiple samples of bone from 8 dinosaurs found in Texas, Alaska, Colorado, and Montana revealed that they are only 22,000 to 39,000 years old.He said that his team and the laboratories they employed took special care to avoid contamination.
We know that it is older than Christendom, but whether by a couple of years or a couple of centuries, or even by more than a millenium, we can do no more than guess." [Rasmus Nyerup, (Danish antiquarian), 1802 (in Trigger, 19)].
Desmond Clark (1979) wrote that were it not for radiocarbon dating, "we would still be foundering in a sea of imprecisions sometime bred of inspired guesswork but more often of imaginative speculation" (Clark, 1979:7).
Writing of the European Upper Palaeolithic, Movius (1960) concluded that "time alone is the lens that can throw it into focus".
The Southern region of Africa is known for its rich and detailed collection of rock art left by ancient hunters and gathers, but as much as these creations are well-understood, their exact dates are not.
By collecting samples of paint, researchers were able to identify the types of carbons in the pigments and ultimately date them as more than 5,000 years old – deeming the drawings the ‘earliest directly dated’ paintings in the region.