Endangered animals and unique flora are thriving in the 160-mile-long strip of border land that has been largely deserted by humans for decades.

Hidden Planet Arctic animals are battling more diseases in recent decades. Here’s why. Stories have surfaced of animals such as polar bears fighting off new diseases, and sometimes losing that ...

The clock’s implications go far beyond polar bears. On Thursday, an international team of scientists published a study in the journal Nature Aging showing that epigenetic clocks tick inside 185 ...