Articles on Medicine

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Legionnaires wait to testify before a special congressional inquiry in November 1976 into the cause of the mysterious disease. Bettmann/Bettman Collection via Getty Images

Legionnaires’ disease outbreak in Philadelphia in 1976 was mysterious and deadly – 50 years later, scientists know the cause but outbreaks continue

The source was a newly discovered bacterium called Legionella pneumophila that can thrive in household pipes, whirlpools, cooling units and outdoor fountains.
Africa has the richest genetic diversity, making it crucial that its people feature in genetic databases. Jacob Wackerhausen / IStock Getty Images

Africa has the world’s greatest genetic diversity, yet it’s missing from research: we’re filling the gap

Most genetic studies focus on people from European ancestry. But Africa has the richest diversity and must be included in genetic databases.
The Gates Foundation is committing $1.2 billion to the Global Polio Eradication Initiative to support the end of the disease in the two endemic countries: Afghanistan and Pakistan. Alexandros Michailidis/Shutterstock

Philanthropy is reshaping global health. Here’s how

Could philanthropists be dominating global health metrics, governance, and outcomes?
A US citizen spends €12,627 (€14,669) on annual medical care compared with €6,249 ($7,259) in France. MillaF/Shuttetstock

France’s National Health system explained to US citizens in 2026

France may not have oil reserves, but it does have a well-oiled public health service comprising doctors, state-funded hospitals, strong state regulation and medical expenses that are reimbursed.

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