Ancient skeleton shedding light on first Americans
- 10 years ago
Thirteen thousand years ago, a teenage girl toppled into a deep hole in a Mexican cave and died. Now, her skeleton and her DNA are bolstering the long-held theory that humans arrived in the Americas by way of a land bridge from Asia, scientists say.
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Copyright Disclaimer Under Section 107 of the Copyright Act 1976, allowance is made for "fair use" for purposes such as criticism, comment, news reporting, teaching, scholarship, and research. Fair use is a use permitted by copyright statute that might otherwise be infringing. Non-profit, educational or personal use tips the balance in favor of fair use. It is not to be used for copying and selling. No copyright infringement intended. All rights are reserved to the respective owners. (Main purpose for use is for criticism and comment).
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