SARS-CoV-2 immunity lasts for at least 5 months

SARS-CoV-2 antibodies persist for months after infection, a new study shows. One of the most significant questions about the novel coronavirus is whether people who are infected are immune from reinfection and, if so, for how long. To determine the answer, researchers studied the production of antibodies from a sample of nearly 6,000 people and…

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Eurasia’s oldest balls suggest warriors worked out

Ancient leather balls from the graves of horse riders in northwest China are around 3,000 years old, making them the oldest ones from Eurasia, according to new research. The find suggests that the mounted warriors of Central Asia played ball games to keep themselves fit. The oldest known balls come from Egypt about 4,500 years…

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Team creates ‘holy grail’ of superconductors

For the first time, researchers have created a material that is superconducting at room temperature. Developing materials that are superconducting—without electrical resistance and expulsion of magnetic field at room temperature—is the “holy grail” of condensed matter physics, says Ranga Dias, an assistant professor of mechanical engineering and of physics and astronomy at the University of…

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Bruised masculinity can backfire in 2 ways

When men withdraw from their partners in an attempt to restore their masculinity, two negative outcomes can occur, report researchers. It’s bad for the relationship, and it doesn’t really make others see them as more masculine, the researchers find. “We found that young men who received false feedback suggesting they were ‘more feminine than average’…

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Pandemic puts certain groups in high-hazard work

Women hold two-thirds of the jobs in the harshest category of work, according to new report on Washington workers during the pandemic. The researchers looked at data on demographics, working conditions, wages and benefits, and risks of exposure to disease. “The big takeaway from our research is how particularly women are working under precarious conditions,”…

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