Search Results for: Virus

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6,244 results

6,244 results for: Virus

  1. Health & Medicine

    Coronavirus reinfections appear rare, especially in people younger than 65

    Previous infections provide 80 percent protection in younger people and 47 percent in those over 65. Vaccines might help boost immunity further.

    By Erin Garcia de Jesús

  2. A reader asks about coronavirus mutations

    By Science News Staff
  3. Health & Medicine

    Coronavirus cases are skyrocketing. Here’s what it will take to gain control

    Basic public health measures can still curb COVID-19, if everyone does their part.

    By Jonathan Lambert and Tina Hesman Saey

  4. After a year like no other, new challenges and hope

    Editor in chief Nancy Shute reflects on covering COVID-19, the things we've learned along the way, and some of the stories that sparked joy this year.

    By Nancy Shute
  5. Health & Medicine

    New treatments aim to treat COVID-19 early, before it gets serious

    Some new drugs that may stop the coronavirus from getting into cells, or from reproducing itself, may treat the illness as soon as it’s diagnosed.

    By Tina Hesman Saey
  6. Health & Medicine

    What you need to know about J&J’s newly authorized one-shot COVID-19 vaccine

    Even as a third COVID-19 vaccine becomes available in the United States, questions remain over how well it works and if people will take it.

    By Tina Hesman Saey

  7. Readers weigh in on deer-vehicle collisions, mouse sperm in space and more

    By Science News Staff

  8. When Science News readers talk, we listen

    Editor in chief Nancy Shute discusses the wonderful feedback we receive from our readers.

    By Nancy Shute
  9. Humans

    We still don’t know what COVID-19 immunity means or how long it lasts

    Without knowing how long immunity lasts, it may be impossible to reach herd immunity without a vaccine or an extremely high death toll.

    By Erin Garcia de Jesús
  10. Health & Medicine

    Hydroxychloroquine can’t stop COVID-19. It’s time to move on, scientists say

    Hydroxychloroquine doesn’t work as antiviral or a treatment for COVID-19, an abundance of scientific data suggest.

    By Tina Hesman Saey
  11. 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.

    By Jonathan Lambert
  12. Health & Medicine

    A Brazilian city devastated by COVID-19 may have reached herd immunity

    Up to half of Manaus was infected at the epidemic’s peak, which slowed further spread of the virus but also led to many deaths, scientists say.

    By Jonathan Lambert