Long before the earliest animals swam through the water-covered surface of Earth’s ancient past, one of the most important encounters in the history of life took place. A primitive bacterium was ...

People need to sleep, and sleep deprivation can cause many changes in the brain. But we have a poor understanding of why sleep is so crucial. New research has examined a fruit fly model to assess how ...

A study on ground squirrels shows, not only do mitochondria produce bioenergy in the cone-shaped photoreceptors in the retina of the eye, they also act as micro-lenses that redirect light to the ...

Cells are full of little machines that perform critical functions, like mitochondria, which are known as the powerhouses of the cell. But new research has revealed that in photoreceptor cells, ...

Many of us remember from high school biology class that mitochondria are the cell’s “power plants.” These small kidney-bean-shaped structures are what convert nutrients from food into ATP — the cell’s ...

BOSTON -- Inflammation is at the root of most serious complications occurring after both infection and injury. But while the molecular course of events that leads from microbial infections to the ...

Scientists at the University of Helsinki have used 49 pairs of identical twins to delve into the metabolic changes that can take place in fat tissue as a result of obesity, teasing out some distinct ...

This week there was news on Long COVID in two very different directions: emergence of strong data to support mitochondrial dysfunction as the basis for the condition in some people, and learning how ...