University of Puerto Rico Arecibo

Wow! signal

47-Year-Old ‘Wow! Signal’ Mystery Solved? Arecibo Observatory Scientists Think They Have an Answer

Christopher Plain·August 15, 2024

Researchers from the famous Arecibo Observatory in Puerto Rico say they may have finally solved the 47-year-old mystery of the 'Wow! Signal.'

mysterious drawing of an African lion

Mysterious Drawing of an African Lion Found in Ancient Puerto Rican Cave, Where There Are No Lions

Christopher Plain·November 12, 2023

Researchers studying Puerto Rico's first human occupation have found a mysterious drawing of an African lion inside an ancient cave.