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Artículos sobre COVID-19

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White-tailed deer are one of the few wild species that scientists have found to be infected with the coronavirus – at least so far. Andrew C/WikimediaCommons

Deer, mink and hyenas have caught COVID-19 – animal virologists explain how to find the coronavirus in animals and why humans need to worry

Scientists have been testing captive and wild animals for the coronavirus since the pandemic began. Only a few wild species are known to carry the virus, but many more have been shown to be susceptible.
Protesters from across Canada came to the nation’s capital in Ottawa to demonstrate against vaccine mandates and other measures to prevent the spread of COVID-19. THE CANADIAN PRESS/Justin Tang

Understanding Canada’s crisis: Has Trumpism arrived or are people just tired of pandemic restrictions?

Canada’s international reputation as a relatively peaceful country is at odds with the noisy protests by people opposed to measures aimed at preventing COVID-19.
New variants of SARS-CoV-2, the virus that causes COVID-19, arise through mutations when the virus replicates in an infected host’s cells. (NIAID, cropped from original)

How new COVID-19 variants emerge: Natural selection and the evolution of SARS-CoV-2

COVID-19 variants are the products of the evolution of the SARS-CoV-2 virus. They arise via mutations, but other forces also have roles to play in the generation and transmission of variants.
Floors can be tested to predict the level of COVID-19 in an environment. (Oliver Hale/Unsplash)

Swabbing floors to detect COVID-19 could be a useful indicator of the disease’s spread

As we move through the ongoing COVID-19 pandemic, new predictive methods of testing can help monitor the spread of the disease. Environmental testing, like swabbing floors, is a useful tool.
Kids figure out who’s trustworthy as they learn about the world. Sandro Di Carlo Darsa/PhotoAlto Agency RF Collections via Getty Images

Trust comes when you admit what you don’t know – lessons from child development research

People often try to seem confident and certain in their message so it will be trusted and acted upon. But when information is in flux, research suggests you should be open about what you don’t know.

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