New clues to Ceres' bright spots and origins

Ceres reveals some of its well-kept secrets in two new studies in the journal Nature, thanks to data from NASA's Dawn spacecraft. They include highly anticipated insights about mysterious bright features found all over the ...

Like diamonds, clay soils are forever

When you walk about your yard on a wet day, do your shoes stick in the mud? Could you make ceramic pots out of the soil in your garden? If the answers are yes to both, odds are you have clay soil, one of the biggest challenges ...

Study identifies gut bacteria that regulate cholesterol

Certain species of bacteria in the gut interact with and help balance levels of dietary cholesterol by using it to create a molecule that plays important roles in human health, according to a study published August 18 in ...

COVID-19 virus uses heparan sulfate to get inside cells

A molecule known as ACE2 sits like a doorknob on the outer surfaces of the cells that line the lungs. Since January 2020, researchers have known that SARS-CoV-2, the novel coronavirus that causes COVID-19, primarily uses ...

Opportunity rover finds mineral vein deposited by water

(PhysOrg.com) -- NASA's Mars Exploration Rover Opportunity has found bright veins of a mineral, apparently gypsum, deposited by water. Analysis of the vein will help improve understanding of the history of wet environments ...

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