Alka Tripathy-Lang

Alka Tripathy-Lang

 

Alka Tripathy-Lang is a visiting scientist at the Berkeley Geochronology Center, where she studies the time-temperature history of rocks to understand how they came to the surface of the earth.

Using a geologist’s magnifying glass, Erin DiMaggio carefully scans a piece of volcanic ash in search of tiny minerals that hold the key to determining the age of nearby fossils.

How Do Scientists Date Fossils?

Geologists Erin DiMaggio and Alka Tripathy-Lang explain techniques for targeting the age of a fossil find

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