The Cycle of Ice Ages Ice ages don't just appear out of nowhere. They are part of a natural cycle that our planet has experienced numerous times. These periods are marked by significant drops in ...

Only a few thousand years ago, the planet's geography was drastically different than it is today. Massive ice sheets stored ...

may have even helped nudge the planet into the Little Ice Age from the mid-16th to mid-19th centuries. Still, there were limits. Fire and life had coevolved across 420 million years, and ...

New images from the North Sea show never-before-seen landforms that were carved by a single, colossal ice sheet 1 million ...

Global warming is producing a rapid loss of plant species—according to estimates, roughly 600 plant species have died out ...

Records from 500 years ago document floods, famine and death in 16th century Transylvania due to wild weather swings during the Little Ice Age.

Although the bears in ice age North America were the biggest and most powerful carnivores, they had some stiff competition. Twenty thousand years ago, lions roamed the entire planet. The American ...

Researchers have now identified and examined million-year-old bones of the big cat and have come to some surprising conclusions about how it adapted to the Ice Age and survived as a species since then ...

New images from the North Sea show never-before-seen landforms that were carved by a single, colossal ice sheet 1 million years ago and subsequently buried beneath a thick layer of mud ...