An expert on Puerto Rico’s recovery from Hurricane Maria explains why it’s hard for the US to deliver disaster aid in places like Hawaii and Puerto Rico.

Hurricane Fiona will set back efforts to restore Puerto Rico that date back five years to Hurricane Maria. Two scholars explain how the island’s weak institutions worsen the impacts of disasters.

Puerto Rico’s tourism industry is booming as nations lift COVID-19 travel restrictions, but development is displacing people who have lived along its coastlines for years.

A new study of women in Puerto Rico finds an association between more sun exposure and lower risk of breast cancer.

Four years after Hurricane Maria wreaked havoc on Puerto Rico, federal money to rebuild its electricity system is finally about to flow. But it may not deliver what islanders want.

Puerto Rico isn't ready for another hurricane season, according to research on the island's propensity for record-breaking floods and huge landslides.

Research in Puerto Rico indicates how exposure to toxic metals can disrupt pregnancy hormones. That disruption can cause preterm birth and low birth weight.

The collapse of the Arecibo Observatory in Puerto Rico was a result of financial neglect – and was a long time coming.

The Arecibo radio telescope has collapsed but its amazing discoveries will live on.

Extreme weather events prompt people to move, a trend that could accelerate in a warming climate. But the ability to migrate internally in the US depends largely on economic status.