Scientists have found prized Siamese fighting fish are typically being kept in conditions a quarter of the size they need to ...

From Arizona's canyons to Utah's buttes and beyond, our national parks columnist shares the most adventurous Southwest ...

For 38 days, Trond Larsen, an ecologist at Conservation International led a team of 12 Peruvian scientists with the help of expert guides from the local indigenous tribe, the Awajún. Over the course ...

Anne Marie Hochhalter, a survivor of the Columbine High School mass shooting, died Sunday of natural causes, her former ...

If you love scales, spiders and sharks, good news: following a year of work and renovations, one of the biggest museums in ...