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Calgary Herald (Canadá) online
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Astronomers astonished by ring around frigid distant world Quaoar
Publicado em 09 de fevereiro de 2023
WASHINGTON — The small distant world called Quaoar, named after a god of creation in Native American mythology, is producing some surprises for astronomers as it orbits beyond Pluto in the frigid outer reaches of our solar system.
Researchers said on Wednesday they have detected a ring encircling Quaoar akin to the one around the planet Saturn. But the one around Quaoar defies the [...]
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Weak muscles and a wide waist is a bad mix for men: study
Publicado em 02 maio 2022Earlier diagnosis of physical decline could help prevent difficulties with everyday activities like using public transportation, shopping, and getting dressed. A new study says the early detection of functional decline is possible by watching older patients perform simple tasks, such as walking short distances and sitting down or getting up from a chair. According to researchers, the findings, published in The American Journal of Clinical Nutrition, are valid mainly for the ability of [...]ver notícia -
Infection of one partner may trigger immune response in the other, couples study finds
Publicado em 30 setembro 2021The Brazilian study of couples is helping to shed light on why some people may be naturally resistant to the virus Article content The researchers had believed such cases were rare, but a call for volunteers who fit that profile and “shared the same bedroom during infection” turned up roughly a thousand couples. Ultimately, they took blood samples from 86 couples for detailed analysis and found that “women were overrepresented (65%) in the asymptomatic group”. The [...]ver notícia