Search Results for: coronavirus

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529 results

529 results for: coronavirus

  1. Health & Medicine

    What experts know so far about the delta variant

    The variant, which first emerged in India, is outcompeting other highly transmissible forms of the coronavirus as it spreads around the world.

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  2. Health & Medicine

    Experts predict U.S. COVID-19 cases will dip in summer but surge in winter

    Masks, vaccines and coronavirus variants could all affect how bad a predicted winter surge gets.

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  3. Health & Medicine

    A year ago, we asked 6 questions about COVID-19. Here’s how the answers evolved

    A year after launching our Coronavirus Update newsletter, we revisit the first topics we wrote about.

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  4. Health & Medicine

    The U.K. approved the world’s first COVID-19 human challenge trial

    Dozens of young, healthy volunteers will be deliberately exposed to the coronavirus to find out how much virus it takes to get someone sick.

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  5. Health & Medicine

    Here’s what makes 4 promising COVID-19 vaccines unique — and potentially useful

    More vaccines still in the works are exploring a variety of approaches, including pills and electrical zaps.

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  6. Health & Medicine

    Louis Pasteur’s devotion to truth transformed what we know about health and disease

    Two centuries after his birth, Louis Pasteur's work on pasteurization, germ theory and vaccines is as relevant as ever.

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  7. Health & Medicine

    How coronavirus variants may pose challenges for COVID-19 vaccines

    Some coronavirus mutations may make vaccines less effective, but the immune system is multifaceted and vaccines can be updated.

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  8. Health & Medicine

    AstraZeneca’s COVID-19 vaccine holds up in an updated analysis of trial data

    The redo dropped the overall efficacy of AstraZeneca’s vaccine from 79 percent to 76 percent. But a slight fluctuation is not unexpected, experts say.

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  9. Science & Society

    The science stories that defined 2020: coronavirus, diversity movements and more

    While this year was all about the coronavirus pandemic, climate change effects continued, diversity movements were born and research carried on.

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  10. Health & Medicine

    Making masks fit better can reduce coronavirus exposure by 96 percent

    Double masking, rubber bands and other hacks can produce a tighter fit and prevent aerosol particles that can carry coronavirus from getting through.

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  11. Living with pandemic uncertainty, Year 2

    Editor in chief Nancy Shute looks back at a year of COVID-19 coverage and living with the pandemic.

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  12. Health & Medicine

    Coronavirus shutdowns don’t need to be all or nothing

    Governments are implementing more targeted restrictions like limiting restaurant capacity to slow a fall surge. Research suggests they could work.

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