All modern humans share DNA from two ancient populations that split 1.5 million years ago and reunited through interbreeding about 300,000 years ago. The genetic mixture is approximately 80% from one ...

The small study in patients with a rare disorder that causes liver and lung damage showed the potential for precisely targeted infusions. By Gina Kolata Researchers have corrected a disease ...

The symbiotic partnership between leaf-cutting ants and fungal cultivars processes plant biomass via ant fecal fluid mixed with chewed plant substrate before fungal degradation. Here we present a full ...