Outgoing Energy Secretary Jennifer Granholm took one last trip to Puerto Rico on Friday to promote solar power on the

Puerto Rico senators have grilled the island’s newly designated natural resources chief after critics rebuked his recent decision to shelve a probe into allegations of illegal construction in a protected area.

The message seemed designed to reach Washington as one administration prepares to hand the baton to the next: If the United States keeps messing with Venezuela, then Caracas will retaliate by “liberating” the US territory of Puerto Rico,

Puerto Rico Gov. Jenniffer González-Colón asked President-elect Trump to take action after Venezuela's Nicolás Maduro threatened an invasion.

Authorities accused the woman of fleeing Puerto Rico after the Jan. 2 fire that left four businesses inoperable.

The Energy Department’s Loan Programs Office has committed $1.2 billion for clean energy projects aimed at reducing Puerto Rico’s dependence on its fragile, fossil-fuel-powered energy grid.

"The freedom of Puerto Rico is pending, and we will achieve it with Brazilian troops," the Venezuelan president said.

A tourist from Missouri accused of burning down several businesses in southwestern Puerto Rico in a high-profile case that sparked a backlash against unruly visitors in the U.S. territory has been indicted by a federal grand jury.

The white Missouri woman who set Puerto Rico businesses on fire is finally in custody, facing federal charges for her actions.

Students discuss Greenland, the Middle East and the potential for bipartisan backing for the President’s agenda.

Puerto Rican carry-out restaurant Mr. Taco has quickly become a late-night hotspot, filling a gap in the downtown food scene and offering a window into the culture.