MINNEAPOLIS / ST. PAUL–The widely accepted theory that changes in Earth’s orbit drive cycles of glaciation can’t account for an early thawing of glaciers from the next-to-last ice age, according to ...

Angela Fitzgerald explores Interstate Park's Ice Age geology and 125-year history. Shaped by Ice Age glaciers, Interstate Park is Wisconsin's oldest state park. Angela speaks with property supervisor ...

Approximately 700,000 years ago, a “warm ice age” permanently changed the climate cycles on Earth. Contemporaneous with this exceptionally warm and moist period, the polar glaciers greatly expanded. A ...

Over 700 million years ago, Earth experienced a dramatic climate event known as the Sturtian glaciation, one of the most extreme ice ages in history. During this period, the planet was encased in ice ...

A team of scientists thinks the planet may have been thrust into its longest ice age because less gas leaked out of volcanoes. By Katrina Miller Around 717 million years ago, Earth’s humid landscapes ...

A trio of researchers has found evidence of the impact of the Late Antique Little Ice Age on Iceland almost 1,500 years ago. In their paper published in the journal Geology, Christopher Spencer, ...