Search Results for: Virus

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6,284 results

6,284 results for: Virus

  1. Neuroscience

    Ancient viruses helped speedy nerves evolve

    A retrovirus embedded in the DNA of some vertebrates helps turn on production of a protein needed to insulate nerve cells, aiding speedy thoughts.

    By Tina Hesman Saey
  2. Animals

    Stray DNA is all around us. It could revolutionize conservation

    Environmental DNA harvested from the ocean, land and air can help scientists monitor wildlife. The challenge is figuring out how to interpret this eDNA.

    By Erin Garcia de Jesús
  3. Humans

    Here’s why COVID-19 isn’t seasonal so far

    Human immunity and behavior may be more important than weather for driving seasonality when it comes to COVID-19.

    By Tina Hesman Saey
  4. Health & Medicine

    Long COVID brain fog may be due to damaged blood vessels in the brain

    MRI scans of long COVID patients with brain fog suggest that the blood brain barrier may be leaky.

    By Meghan Rosen
  5. Health & Medicine

    AI could transform health care, but will it live up to the hype?

    AI has the potential to make health care more effective, equitable and humane. Whether the tech delivers on these promises remains to be seen.

    By Meghan Rosen and Tina Hesman Saey
  6. Animals

    A bird flu outbreak is sweeping the globe. Its long-term effects are unclear

    A reporter’s recent trip to the Galápagos offered a chance to reflect on the bird flu outbreak, which has killed millions of birds and other animals.

    By Erin Garcia de Jesús
  7. Health & Medicine

    The blood holds clues to understanding long COVID

    A growing cadre of labs are sketching out some of the molecular and cellular characters at play in long COVID, a once-seemingly inscrutable disease.

    By Meghan Rosen
  8. Health & Medicine

    Long COVID finally gets a universal definition

    If broadly adopted, this inclusive description of long COVID will help legitimize the ongoing struggles millions of people are facing post-infection.

    By Tina Hesman Saey

  9. Here comes the sun, the eclipsed version

    Editor in Chief Nancy Shute muses on the total solar eclipse that will cross North America in April 2024.

    By Nancy Shute
  10. Health & Medicine

    Here are some of the biggest medical advances in 2023

    The first CRISPR gene-editing therapy, a new Alzheimer’s drug and RSV vaccines were among the big developments in medicine this year.

    By Erin Wayman
  11. Microbes

    Evolutionary virologist Daniel Blanco-Melo seeks out ancient pathogens

    Daniel Blanco-Melo has reconstructed two viral strains brought to the Americas with European colonizers in the 16th century.

    By Pratik Pawar
  12. Health & Medicine

    What can period blood reveal about a person’s health?

    The FDA recently approved a menstrual blood test for diabetes, the first diagnostic of any kind based on period blood. It may be just the beginning.

    By Payal Dhar