Ice ages are among the most dramatic climate events in Earth’s history. They occur when long-term shifts in climate allow massive glaciers to expand across continents. These changes are influenced by ...

They don't cause ice ages, but they do control the volume of things like glaciation and the factors that can trigger ice ages. Kane's simulations show that without Mars the frequent and intense ...

For most of Earth’s history, the planet was a steaming greenhouse. But every so often, the ice takes over. Why? This video uncovers the real reasons behind Ice Ages — from shifting orbits to subtle ...