After 57 years, the Arecibo Observatory's iconic telescope is shutting down
The US National Science Foundation is planning to dismantle the damaged telescope
A captive breeding program taught Puerto Rican parrots to "speak" differently
The new dialect may now complicate their conservation
A chaotic week for one of the world's most powerful telescopes ends with major damage
Puerto Rico's Arecibo observatory scientists dealt with a hurricane and an asteroid before the accident
Here's how earthquakes rocked Puerto Rico into another emergency
Multiple events shook Puerto Rico's southern coast
Three facts about Helen Rodríguez-Trías, pediatrician-turned-healthcare activist
She pushed to end sterilization, legalize abortion, and give poor people access to quality healthcare