Chemical compounds in foods can inhibit a key SARS-CoV-2 enzyme

Chemical compounds in foods or beverages like green tea, muscadine grapes and dark chocolate can bind to and block the function of a particular enzyme, or protease, in the SARS-CoV-2 virus, according to a new study by plant ...

Pulsating aurora: Killer electrons in strumming sky lights

Computer simulations explain how electrons with wide-ranging energies rain into Earth's upper and middle atmosphere during a phenomenon known as the pulsating aurora. The findings, published in the journal Geophysical Research ...

Researchers prove water has multiple liquid states

Water is a ubiquitous liquid with many highly unique properties. The way it responds to changes in pressure and temperature can be completely different from other liquids, and these properties are essential to many practical ...

Demise of a glacier, uncovering a fjord

The Hardanger region in southwestern Norway is famous for a mild climate, steep rock walls and delicious apples. Towards the end of the last Ice Age, things were different. Climate was frigid, too cold for humans to settle, ...

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