A lead isotopic standard for instrument calibration

Stable isotope analysis is an important interdisciplinary tool used by numerous fields such as nuclear and homeland security, forensics, medicine and pharmaceuticals, human health and nutrition, and climate science. Achieving ...

Wooly mammoth movements tied to earliest Alaska hunting camps

Researchers have linked the travels of a 14,000-year-old wooly mammoth with the oldest known human settlements in Alaska, providing clues about the relationship between the iconic species and some of the earliest people to ...

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