first-ancient-genomes-from-the-green-sahara-deciphered

An international team has sequenced the first ancient genomes from the so-called Green Sahara, a period when the largest desert in the world temporarily turned into a humid savanna-like environment. By analyzing the DNA of two 7,000-year-old naturally mummified individuals excavated in the Takarkori rock shelter in southwestern Libya, theContinue Reading

rocky-mountain-snow-is-contaminated,-study-shows

Mountain snowpacks accumulate snow throughout the winter, building up stores of water that will supply communities across the American West throughout the long dry season. Now, a new study shows that as storms carry snow to the Rocky Mountains, they are also bringing mercury and other contaminants from mines inContinue Reading

the-murder,-the-museum-and-the-monument

How the discovery of a long-lost monument shattered the trust between a Japanese American community and the museum built to preserve their history. The post The murder, the museum and the monument appeared first on High Country News.Continue Reading