Alien fanatics are currently enjoying a prolonged field day, with a whole host of conspiracy theories and sightings to get their teeth into. From whistleblower “revelations” about hushed-up spacecraft ...

Explore Puerto Rico's UFO capital of Lajas and El Yunque National Forest with UFO investigators. Uncover strange lights, alien encounters, and the island's fascination with the unexplained.

Following hundreds of arrests of criminal aliensin recent months by Immigration and Customs Enforcement (ICE), ICE officers last week arrested 76 additional criminal aliens in an enforcement action ...

Rojas-Sandoval, Julissa and Acevedo-Rodríguez, Pedro. 2015. "Naturalization and invasion of alien plants in Puerto Rico and the Virgin Islands." Biological Invasions ...