It’s that time of year again: PEOPLE magazine is on the search for the World’s Cutest Dog. The magazine has partnered with Pedigree for the eighth year in a row. Entries are open most of the month, ...

Just because a species is presumed extinct doesn’t mean it’s gone forever. Here are four glowing examples of this unique, and felicitous, phenomenon. Not all species that have been classified as ...

The habitat of one of the world’s cutest endangered animals is being threatened by human-caused climate change. The Caspian seal is the only marine mammal found in the 143,200-square-mile Caspian Sea.

In the past couple of decades, several species have been driven to extinction thanks, in large part, to human interference. Sometimes that interference is direct, poaching for big game trophies or ...

A team of scientists in the United States claims to have engineered a genetically modified mouse with traits from the long-extinct woolly mammoth. The so-called "Colossal Woolly Mouse" was developed ...

A version of the dodo bird (Raphus cucullatus) could make a return someday soon. Colossal Biosciences announced this week several milestones in its quest to bring the extinct species back to life. On ...

The dire wolf went extinct around 10,000 years ago. The recent claim that a U.S. biotechnology company resurrected the long-extinct dire wolf through genetic engineering seemed to shock the science ...