At some point in the deep past, humans may have come frighteningly close to disappearing altogether. Here’s what we know, ...

The contents of an ancient wolf pup's stomach yields surprising clues into the genetic lineage of extinct species.

Life on Earth has been knocked flat more than once, yet the rock record keeps revealing how quickly complex ecosystems can roar back. The latest jaw dropping fossil trove from southern China captures ...

Mass extinctions are extremely catastrophic events on Earth. Throughout Earth's evolutionary history, numerous mass ...

The fossils offer a rare glimpse into a cataclysmic event that brought a sudden end to the greatest explosion of life in our ...

Tens of thousands of years ago, the first wave of a worldwide tsunami now known as the “Sixth Extinction” swept across the ...

About 445 million years ago, Earth’s oceans turned into a danger zone. Glaciers spread across the supercontinent Gondwana, ...

The extinction of the largest dinosaurs to walk the Earth may have played a critical role in creating an environment that helped fruits evolve, thereby indirectly shaping the evolution of our own ...

Ancient sloths ranged in size from tiny climbers to ground-dwelling giants. Now, researchers report this body size diversity was largely shaped by sloths’ habitats, and that these animals’ precipitous ...

pt. 1. Beyond the mainland ; 1. Introduction ; 2. History of island studies ; 3. Factors that influence island faunas. Types of islands. Dispersals to islands. The candidate species. Composition of ...