Cholera is more than a medical challenge—it’s a political one

It persists because poverty, inequality, conflict and displacement persist

Hakainde Hichilema and Tedros Adhanom Ghebreyesus

A System Failure

Shared transnational challenges are supposed to bring the world together. The Covid-19 pandemic, however, has done the opposite, exposing the shortcomings of the structures that govern global health…

Ashish Jha

Nanomaterials in Food

Nanotechnology is spurring a new industrial revolution. The process of engineering materials on an incredibly small scale (a human hair is about 80,000 nanometers wide) has led to advancements in…

Kristin Toussaint

America’s New Vision of Astronauts

The mission had gone smoothly from start to finish. “Thanks for flying SpaceX,” an engineersaidas the spaceship splashed back down to Earth, prompting laughs in the mission-control room. SpaceX’s…

Marina Koren

Why the World Lost to the Pandemic

The day before President Joe Biden’s inauguration,the United Statescrossed a tragic milestone, marking 400,000 deaths from COVID-19. Biden has since cautioned that half a million American lives could…

Yanzhong Huang