Earth’s history is filled with incredible milestones, and the emergence of the first animals is one of the most captivating. Scientists have long been intrigued by how and when life began on our ...

Scientists at MIT have uncovered compelling evidence that ancient sea sponges were Earth's first animals. Chemical fossils ...

An artist’s impression depicts Kryoryctes at Dinosaur Cove in Australia. New research supports the hypothesis that Kryoryctes is a common ancestor of both the platypus and echidna. - Peter Schouten ...

MIT geochemists offer compelling evidence that ancient sea sponges were Earth's first animals, emerging over 541 million ...

Using fossil evidence and genetic dating, geneticists and paleontologists have backed strikingly different candidates for the world's first animal. When you purchase through links on our site, we may ...

If you like the smell of spring roses, the sounds of summer birdsong, and the colors of fall foliage, you have the stabilization of the ozone layer to thank for it. Located in the stratosphere, where ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. The story of two of ...

(CNN) — The story of two of the strangest animals on the planet just got a little stranger, thanks to clues revealed by a lone fossil specimen that scientists now say represents a long-extinct ...