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Can bringing predators—and fear—back into an ecosystem help restore its natural balance?

Here are the episodes of NATURE currently available to stream online.

Watch classic NATURE episodes with the PBS station member benefit Passport.

Surprising stories of teamwork in the natural world.

Discover how nature’s biggest beasts conquer their environments.

Uncover Nature’s biggest little secrets.

Hunting down the most venomous animals to reveal their medical mysteries.

Longtime residents of Southwest Florida have seen a great deal of environmental change over the decades. The rapidly growing population has meant rapidly…

Coffee beans are filled with oils that emerge from coffee grounds under high pressure. These oils form the crema - "the frothy stuff" on top of an espresso. In the last installment of Science Friday's series on coffee, food-science writer Harold McGee, author of On Food and Cooking, explains the chemistry of crema.

The plight of undocumented immigrants at a detention center in Geneva, Switzerland.