Climate Change Is Making Fire Weather Worse for World’s Forests

Forest fires are on the rise globally. An increase in severe fire weather is largely responsible.

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Used in Covid Shots, mRNA May Help Rid the Body of H.I.V.

A new study shows how the technology deployed in Covid vaccines helped scientists coax the virus out of hiding.

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Grand Canyons on the Moon Were Made in a Matter of Minutes

Scientists proposed an explanation for the formation of Vallis Schrödinger and Vallis Planck near the lunar south pole, which are each about the size of Earth’s Grand Canyon.

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Paxlovid Improved Long Covid Symptoms in Some Patients, Researchers Report

But the report, on the experiences of 13 patients, found that the drug had no benefit for some people and that some who benefited said the improvement didn’t last.

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