After the extinction of the dinosaurs, Earth entered a completely different age. Forests spread across the planet, giant mammals emerged, and early ancestors of modern animals slowly began to dominate the world.

The Cenozoic Era was a time of dramatic climate shifts, enormous creatures, and changing landscapes that shaped the planet we know today. Oceans moved, ice ages arrived, and life adapted in unexpected ways over millions of years.

A calm journey through ancient forests, prehistoric mammals, and the slow rebuilding of life after extinction.

Boring History For Sleep — Soft stories about Earth’s forgotten past.