The Nicobar Islands are a biodiversity hotspot, home to unique species found nowhere else. Long isolated, these islands have ...

Learn how environmental changes have humbled many of history’s most successful and dominant cultures.

Other local public and parochial schools also closed, as did the University of Nebraska-Lincoln, with the city under a winter ...

The world’s largest agricultural boom is transforming a vast savanna of hidden wonders. Here’s what happens when progress ...