A man in Yellowstone National Park was seen on video boldly approaching a pack of five black wolves, taunting the animals and firing what appeared to be bear spray as astonished bystanders ...

He's in direct violation of all the rules,' one aghast observer said. 'I've never seen anything quite as stupid as this.' ...

After a wolf dragged a crab trap out of water to get a snack, some scientists said the behavior revealed their ability to use ...

Today, we're diving into something that motivates many of us: how to make running or walking feel less like a struggle and ...