Team optimizes formula for cadmium-tellurium solar cells

Solar cells based on cadmium and tellurium could move closer to theoretical levels of efficiency because of some sleuthing by researchers at the Department of Energy's Oak Ridge National Laboratory.

Elementary new theory on mass extinctions that wiped out life

Throughout the past 600 million years there have been five major mass extinction events that devastated life on Earth. While some of these events are very well studied, such as the killer asteroid that wiped out the dinosaurs ...

Grain legume crops sustainable, nutritious

Popular diets across the world typically focus on the right balance of essential components like protein, fat, and carbohydrates. These items are called macronutrients, and we consume them in relatively large quantities. ...

Health of honey bees adversely impacted by selenium

Traditionally, honey bee research has focused on environmental stressors such as pesticides, pathogens and diseases. Now a research team led by entomologists at the University of California, Riverside has published a study ...

Researchers study selenium's effects on horses

For a new study in the Journal of Animal Science, researchers evaluated how different levels of selenium affect the immune system of adult horses. According to the researchers, the effects of selenium supplementation on the ...

Increased selenium dosage boosts growth and immunity in lambs

(Phys.org) —Sheep given supplements of organic selenium above United States government recommendations showed improved growth, weight and immunity, according to new research at Oregon State University.

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