The Earth has gone through many major events over the course of hundreds of millions of years. Some of the most significant ...

Since the first sharks emerged in the world’s oceans nearly half a billion years ago, the world has gone through five major ...

Scientists found an “unusually well-preserved” deposit of over 150 species from 462 million years ago. Interestingly enough, many of them have miniature bodies.

Scientists recently discovered two fossilized specimens of these ancient and peculiar organisms, describing one of them as a new species. The fossils, which were excavated from a Welsh quarry on ...

The researchers' idea that Earth once had rings comes from reconstructions of Earth's plate tectonics from the Ordovician period —which ran between 485.4 million years and 443.8 million years ...

At a more extreme scenario of 4.3 degrees of warming, nearly 15% of species would be imperiled. And at 5.4 degrees of warming, 29.7% of species could die out.

The Fish and Wildlife Service said 21 species, including a mammal, birds, fish and mussels, are being removed from the endangered list because they're now considered extinct.

Over 800 marine species were newly discovered after two years of collaborative efforts by scientists, governments, museums and others participating in the Ocean Census, a global alliance founded ...

A Paleontologist Matched Two Halves of the Same Fossil Stored at Different Museums—and Discovered a New Species Meet Sphenodraco scandentis, a tree-dwelling, lizard-like reptile that roamed ...

The U.S. Fish and Wildlife Service has delisted 21 species from the Endangered Species Act due to extinction, the agency announced Monday. The service had proposed the delisting of nearly two ...