The Milankovitch cycles are the driving force behind ice ages, climate shifts and habitability of planets. When you purchase through links on our site, we may earn an affiliate commission. Here’s how ...

Nearly 10,000 years ago, Earth came out of its most recent ice age. Vast, icy swaths of land around the poles thawed, melting the glaciers that had covered them for nearly 100,000 years. Why, after ...