San Juan, Puerto Rico — Authorities in Puerto Rico are searching for a tourist from Wisconsin they say got lost in the dense tropical rain forest of El Yunque in the U.S. territory's east.

Tropical rainforests play a vital role in global climate regulation and biodiversity conservation. However, a major new study published in Science reveals that forests across the Americas are not ...

Satellite images from space are allowing scientists to delve deeper into the individual functions of different tropical forest canopies with new and surprising results. Understanding tree traits and ...