Kendra Coulter's new book, "The Tortoise Tale", helps us recognize the interconnectedness of all life and shows how an unlikely wild neighbor can help us see ourselves anew.

The fate of humanity might have looked radically different if Ice Age titans like the mammoth and saber-toothed cat had ...

Research shows humans caused the extinction of most giant animals shortly after arriving in new regions, reshaping ecosystems ...

A cold-activated protein that mends damaged DNA could play a part in keeping the bowhead whale in tip-top shape.