Around 55 million years ago, Earth experienced one of the warmest climates in its history. This period, known as the early ...

Our planet has a memory. Deep within ice cores and ocean sediments lies evidence of a time when Earth looked fundamentally ...

Our current rate of warming will quickly lead us back to a climate that predates the evolution of modern humans, according to a new study in the Proceedings of the National Academy of Sciences. That ...

Throughout Earth's history, the planet has been struck by multiple asteroids, some so large, like the Chicxulub Impactor, that Earth's climate was altered to the point of a mass extinction event.

The reign of the dinosaurs came to a catastrophic end 66 million years ago. That’s the common trope, anyway – a holdover from before we recognized that at least one feathery lineage survived and ...

Learn about two major asteroid impacts from 3.5 million years ago that may not have had lasting environmental effects. Throughout Earth’s history, the planet has been struck by multiple asteroids, ...