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 ...

Today, oxygen levels are significantly higher, weakening that feedback loop. As human activity continues to add CO₂ to the ...

Earth’s climate has never been static. It shifts between warm interglacial periods and deep freezes, driven by complex interactions between the atmosphere, oceans, and even Earth’s orbit around the ...

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 ...

The cows watched us as we trekked through the tall grass of the Ruataniwha Conservation Park in New Zealand. Tails swished in the warm summer air, and their heads slowly turned in sync to follow our ...

Getting your Trinity Audio player ready... While most ski areas in Colorado have colorful pasts as mining towns, logging sites, ranches, farms or homesteads, none can boast a prehistory like that of ...

Jared Wildenradt is likely the most prolific hiker of the Ice Age National Scenic Trail ever, and he doesn't plan to stop anytime soon. Lisa Siewert teaches geology and geography at the University of ...