Arecibo Observatory Site of the world's largest single-dish radio telescope, and recognized as one of the most important centers for research in radio astronomy, planetary radar and terrestrial aeronomy.
Institute of Tropical Forestry Part of the United States Department of Agriculture Forest Service and dedicated to the study of tropical forestry on an international level.
Tropical Agriculture Research Station Located in Mayaguez, the purpose of this project is to conduct fundamental research on tropical plants and crops.
