Visceral leishmaniasis (VL) is a life-threatening disease transmitted by the bite of a sand fly. Between 3,700 to 7,400 people in Ethiopia are infected annually, particularly in the northern, agricult..

Diarrheal disease, a preventable and treatable illness, remains the second-leading cause of death in children under the age of 5 and a persistent public health threat in sub-Saharan Africa. Researcher..

Two connected marine ecosystems — the Eastern English Channel and Southern North Sea — experienced big and opposite changes in their fish communities over a 30-year period. Rapid warming drove small..

Researchers have made the surprising discovery that the number of calories people burn while at rest changes with the time of day. When at rest, people burn 10 percent more calories in the late aftern..

A team has used genome-wide ancient DNA data to revise Central and South American history. Their analysis of DNA from 49 individuals spanning about 10,000 years in Belize, Brazil, the Central Andes, a..

Scientists have demonstrated for the first time that heat from the sun and coldness from outer space can be collected simultaneously with a single device. Their research suggests that devices for harv..

Researchers have developed a way to grow human heart tissue that can serve as a model for the upper chambers of the heart, known as the atria. The tissue, derived from human induced pluripotent stem c..

Most of us are aware of the seasonal cycle of influenza outbreaks, which for Americans peak in the winter. Scientists now make a case that all infectious diseases have a seasonal element.

New research has identified a common pattern of brain activity that may be behind low mood feelings, particularly in people who have a tendency towards anxiety. The newly discovered network is a signi..

A multi-center study of the genetic remains of people who settled thousands of years ago in the Andes Mountains of South America reveals a complex picture of human adaptation from early settlement, to..