Every winter, a marvelous spectacle occurs as hundreds of thousands of butterflies travel south across Taiwan in one of the world’s most rare migrations.

The founder of the Mormon Church rocked 19th-century America with his spiritual visions, his belief in polygamy—and even a presidential run. Joseph Smith, Jr., the founder and leader of the Church of ...

Some species are at their most active in winter, whether they’re flying, feeding, or mating. From elephant seals in ...

Captive wild animal encounters are hugely popular, thanks partly to social media. But our investigation shows many creatures ...

In Churchill, Canada, polar bears gather by the hundreds in the fall, waiting for the nearby bay to freeze. The human ...