In 2023, after a brief hiatus, tuberculosis regained from COVID its status as the world’s deadliest infectious disease—a ...

Five lions were sprawled out and sunning on rocks alongside Kenya’s Voi River. Hippos wallowed nearby. Elephants drank and splashed. Then, on some imperceptible signal, the mood shifted. The lions ...

What if mosquitoes could deliver not just the disease but the protection to an infection that kills hundreds of thousands of ...