TIERRA DEL FUEGO, Chile — Glacial geologist Brenda Hall clambered up the side of a truck-sized, rain-slicked boulder in clothes soaked from a day hiking over forested ridges in the Patagonian ...
The Earth’s climate is a dynamic entity, continuously evolving over billions of years with alternating periods of extreme heat and cold. Recent scientific studies indicate that the Earth is subtly ...
Brown bear sample localities and population structure. (a) Map showing the localities of the ancient and contemporary brown bear genomes analyzed. Calibrated radiocarbon ages of the ancient samples ...
A new study published last week is giving us a better idea. The research builds on previous hypotheses theorizing that Ice Ages occur on a predictable timeline that relates to the geometry of Earth’s ...
SNOWMASS VILLAGE, Colo. (AP) — Scientists say an excavation site in western Colorado has unearthed fossils for ice age mastodons of all ages. The Denver Museum of Nature & Science said Friday they've ...
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