The Amazon rainforest is a biological jackpot, a climate regulator, and a living history book all at once. Scientists are ...

Humans were living in rainforests roughly 150,000 years ago, some 80,000 years earlier than was previously thought—and may have been an important center for early human evolution. This is the ...

A short walk beneath the dense Amazon canopy, the forest abruptly opens up. Fallen logs are rotting, the trees grow sparser, and the temperature rises in places sunlight hits the ground. This is what ...