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July 19, 2023

United States
The Dollar: The World’s Reserve Currency

The dollar’s role as the primary reserve currency for the global economy allows the United States to borrow money more easily and impose painful financial sanctions. Other countries are beginning to …

Three $1 bills lie on top of one another, filling the frame.

May 8, 2023

United States
What Is the Dodd-Frank Act?

The Dodd-Frank Act is one of the most significant U.S. regulatory reforms since the Great Depression. The collapse of Silicon Valley Bank has rekindled the debate over banking regulation.

Former U.S. President Barack Obama signs the Dodd-Frank Act as lawmakers look on.

August 22, 2022

Infectious Diseases
Why Hasn’t the World Eradicated Polio?

The world is inching closer to eradicating polio, but armed conflicts and opposition to vaccines stand in the way of finally eliminating the disease.

A health worker marks the finger of a child with indelible ink during an anti-polio campaign at an Afghan refugee settlement on the outskirts of Islamabad, Pakistan.

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

June 2, 2022

World Health Organization (WHO)
What Does the World Health Organization Do?

Since its postwar founding, the UN agency has garnered both praise and criticism for its response to international public health crises, including the COVID-19 pandemic.

A nurse working with the WHO prepares Ebola vaccines in the Democratic Republic of Congo.