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.

Beyond Dinosaurs: The Secrets of Earth's Past

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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