Dive into the fascinating history of 20 extinct dog breeds that once roamed the earth. From the Cuban breed used to guard and catch runaway slaves to the fierce dogs that took on bears and fought to ...

Over a million species of animals and plants are now hanging by a thread, more than ever before in human history, says the International Science-Policy Platform on Biodiversity and Ecosystem Services ...

The "de-extinction" company Colossal Biosciences promises to fulfill that dream, at least for extinct animals like woolly mammoths (Mammuthus primigenius), dodos (Raphus cucullatus), and Tasmanian ...