California's Sierra Nevada, an impressive mountain range that includes the popular Yosemite National Park, has done a great job of keeping its age a secret. But now a new study provides evidence that it's at least 40 million years old.More info at Live Science.
Scientists conducted a chemical analysis of ancient raindrops found in the Sierra during the California Gold Rush in the mid 1800's.
They figured out at what elevation a drop fell by looking at its molecules. In nature, hydrogen and other atoms can come in variations with slightly different masses.
Sierra Nevada than expected
Posted on Sunday, Jul 09 2006 @ 05:11 CEST by Thomas De Maesschalck
Scientists claim the Sierra Nevada mountain rage is millions of years older than expected: