Immunization had up to 77 percent efficacy in a Phase 2 clinical study of 450 children in Burkina Faso.

Priceless collections of books, manuscripts, and personal papers have been lost.

Impressions that ancient brains left in fossilized skulls reveal that the first human ancestors to migrate out of Africa had much more primitive brains than previously thought.

In a triumph for science, COVID-19 statistics are finally trending favorably in the US. We must make sure the rest of the world is not left behind.

The woman may have had a link to another person, who was married to an Ebola survivor and who died a few days previously in Democratic Republic of Congo.

As a deadly smallpox outbreak ravaged Boston, one of the city’s leaders advocated for a preventive measure he’d learned about from Onesimus, an enslaved man.

Neanderthal DNA surprises in modern humans, the first blood test for Alzheimer’s, a discovery of new human salivary glands, and, oh yeah, a pandemic

Researchers disentangle complex connections among vegetation, herbivores, and dung in the South African savanna.

In South Africa, the composition of droppings varies by species’ body sizes, and which animals are found where depends on vegetation density.