World's Oldest Human Footprints

Gorbie writes "An article on Yahoo tells about the discovery of 350,000 year old human footprints found in Italy."

Comments

Re:How old are they?

[fluffy666]

But given that K-Ar dating is typically used for age ranges in the 10s or 100s of millions of years, these results show that the uncertanty due to primordial argon is small, and hence the method is accurate. Thanks for demonstrating that radiometric dating is reliable.