Cruise ships act as moving ecosystems, reshaping water, waste, and wildlife interactions as they travel between ports worldwide.

There’s a new reason to celebrate at the Denver Zoo Conservation Alliance (DZCA)—and it proves big things can come in really small, jellybean-sized packages. DZCA, a nonprofit zoo and conservation ...

The findings suggest these ghost elephants survived Angola’s war by never leaving—adapting instead by becoming invisible. “I ...