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Histories of archaeology often refer to its impact as the "radiocarbon revolution".

Radiocarbon dating has allowed key transitions in prehistory to be dated, such as the end of the last ice age, and the beginning of the Neolithic and Bronze Age in different regions.

Most of the people were married except for [Obama's speechwriter] Jon Favreau . She was tasked with planning foreign trips for President Obama.

First she served as the White House director of scheduling and advance before she was then tasked with the role of deputy chief of staff for operations.

They synthesized Libby and several collaborators proceeded to experiment with methane collected from sewage works in Baltimore, and after isotopically enriching their samples they were able to demonstrate that they contained radioactive .The development of radiocarbon dating has had a profound impact on archaeology.In addition to permitting more accurate dating within archaeological sites than previous methods, it allows comparison of dates of events across great distances.That plan was only partially foiled by a sandstorm that forced the group to take a motorcade'Most senators would have been appalled,' she writes.'He said, 'Good for you.' But the true person in charge of the White House was first lady Michelle Obama.'She's the boss,' Mostromonaco said. if you thought for some reason she might be, you were, like, "I'm in so much trouble."'Mastromonaco, who now is an executive at a television company, served six years in the White House where her hair turned white due to exhaustion.

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