The Marianas Trench Marine National Monument is one step closer to earning sanctuary status. The monument recently was placed under the national inventory, which means it’s being considered for ...

Mariana Alfaro is a reporter for The Washington Post's breaking political news team. Previously, she co-anchored Post Politics Now. Mariana joined The Post in 2019 as a researcher for the Daily 202.

Novartis has struck another deal to strengthen its position in radiopharmaceuticals, agreeing to pay $1 billion upfront for radioligand therapy (RLT) developer Mariana Oncology. The deal also includes ...

A grieving couple filed a wrongful death complaint against Dr. Mariana Cook-Huynh and the Guam Memorial Hospital Authority, claiming that gross negligence resulted in the death of their baby in 2024.