Search Results for: Virus

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6,299 results

6,299 results for: Virus

  1. Health & Medicine

    Getting drugs into the brain is hard. Maybe a parasite can do the job

    Researchers want to harness the parasite that causes toxoplasmosis to ferry drugs, but some question if the risks can be eliminated.

    By Tina Hesman Saey

  2. Finally, scientists are making progress on long COVID

    Editor in chief Nancy Shute discusses researchers' efforts to uncover long COVID's mysteries.

    By Nancy Shute
  3. Neuroscience

    The heart plays a hidden role in our mental health

    Deciphering the messages that the heart sends to the brain could lead to new anxiety treatments and even unlock the secrets of consciousness.

    By Laura Sanders
  4. Genetics

    Thomas Cech’s ‘The Catalyst’ spotlights RNA and its superpowers

    Nobel Prize-winning biochemist Thomas Cech’s new book is part ode to RNA and part detailed history of the scientists who’ve studied it.

    By Meghan Rosen
  5. Microbes

    Bird flu viruses may pack tools that help them infect human cells

    Bringing along their own ANP32 proteins may give avian flu viruses a jump-start on copying themselves to adapt to and infect humans and other animals.

    By Tina Hesman Saey
  6. 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
  7. 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
  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. 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
  10. 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
  11. 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

  12. 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