Ice Core Records: From Volcanoes to Supernovas
Researchers have been traveling for decades to some of the coldest places on the planet to uncover some of the secrets from space that have been left behind on Earth.
credit: NASA, NASA/CXC, NASA/JPL, NSF, TRACE, U. Kansas, B. Land (images); NASA, NASA/JPL/GSFC, NASA/IPY, Solar-Max-Heliograph, NASA/CXC/A. Hobart, D. Berry, ESA/HST/M. Kornmesser & L.L. Christensen
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