Jonathan Lambert

New research estimates that as many as 2.2 million more people could die of tuberculosis if U.S. cuts to foreign aid become permanent.

A polar bear in a zoo, a hotel balcony overlooking elephants, a tree mural shrouded by haze: They're images from the new book The Anthropocene Illusion, about the way humans are remaking Earth.

A report from the World Health Organization says 1 in 4 people lack access to safe water to drink. Even more don't have water for sanitation. We asked someone who grew up that way to share childhood memories.

To save the lives of infants and small kids in lower resource countries, there are a handful of tools: anti-malarial drugs, bed nets and vaccines. A massive experiment in rural Kenya suggests another.

The mosquito-borne disease is sweeping through a province in southern China, which is taking strict measures to quash the outbreak.

This man in Mozambique is one of many who've received a cash sum with no strings attached. The Trump administration has criticized and curtailed the practice. Advocates are pushing back with evidence.

A new study reports on a novel way to short-circuit the parasite that spreads the disease so people wouldn't get infected with a mosquito's bite.

Large scavengers like vultures and hyenas do an important job in protecting human health. But studies show these creatures are on the decline, allowing for the emergence of disease.

A new study looks at lives saved by USAID in the past and what the future without the agency will look like.

A drug called lenacapavir, administered in two injections a year, offers protection from HIV comparable to daily pills. One looming question: Will it be affordable for lower resource countries?