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April 3, 2023

United States
How the U.S. Rail System Works

A spate of train derailments, most notably in East Palestine, Ohio, has reinvigorated the debate over the nation’s railroad infrastructure. Here’s how U.S. rail could be brought up to speed.

A torn U.S. flag waves above a moving freight train

March 31, 2023

United States
How U.S. Water Infrastructure Works

The sprawling U.S. water system is central to the nation’s economy, but chronic underinvestment, increasing demand, and the consequences of climate change have revealed the system’s weaknesses.  

A deep blue river flows between rust-colored mesas.

December 5, 2022

Pharmaceuticals and Vaccines
A Guide to Global COVID-19 Vaccine Efforts

The swift development of effective vaccines against COVID-19 was an unprecedented scientific achievement. But production challenges, vaccine nationalism, and new variants have all presented hurdles.

Physician Alister Martin receives one of the first doses of the Pfizer-BioNTech coronavirus disease (COVID-19) vaccine at Massachusetts General Hospital in Boston, Massachusetts, U.S., December 16, 2020.Craig F. Walker