A bizarre fossil called Prototaxites, which was the largest life-form on land 400 million years ago, may have been a ...

Why it's incredible: The forest preserves some of the oldest trees in the world. The Cairo Fossil Forest is a unique collection of 385 million-year-old trees preserved in an abandoned quarry in ...

Locked within the stones and fossils of Petrified Forest National Park lies a record of life, death, and resilience during one of Earth's most extreme periods of environmental change. What secrets do ...

Planting trees has plenty of benefits, but this popular carbon-removal method alone can't possibly counteract the planet-warming emissions caused by the world's largest fossil-fuel companies. To do ...