Meghan Rosen headhsot

Meghan Rosen

Staff Writer, Biological Sciences

Meghan Rosen is a staff writer who reports on the life sciences for Science News. She earned a Ph.D. in biochemistry and molecular biology with an emphasis in biotechnology from the University of California, Davis, and later graduated from the science communication program at UC Santa Cruz. Prior to joining Science News in 2022, she was a media relations manager at the Howard Hughes Medical Institute. Her work has appeared in Wired, Science, and The Washington Post, among other outlets. Once for McSweeney’s, she wrote about her kids’ habit of handing her trash, a story that still makes her (and them) laugh.

All Stories by Meghan Rosen

  1. Paleontology

    T. rex look-alike unearthed in Patagonia

    A new dinosaur species discovered in Patagonia has the runty forearms of a Tyrannosaurus rex, but is not closely related to the gigantic predator.

  2. Health & Medicine

    Zika vaccines work in rhesus monkeys

    Three vaccines can protect rhesus monkeys from infection with Zika. One of them fended off viral strains from both Brazil and Puerto Rico.

  3. Neuroscience

    Running doesn’t make rats forgetful

    Running doesn’t seem to wipe out old memories in rats, concludes a new study that contradicts earlier reports suggesting that exercise does actually help old memories fade and new memories form — in other rodents.

  4. Health & Medicine

    Zika-carrying mosquitoes eluding control efforts in Miami

    Florida adds 10 new cases of locally acquired Zika infection, prompting the CDC to issue travel warning for pregnant women. Mosquitoes in Miami may be resistant to insecticides.

  5. Health & Medicine

    Mosquitoes in Florida now spreading Zika virus, health officials warn

    Florida adds 10 new cases of locally acquired Zika infection, prompting the CDC to issue travel warning for pregnant women. Mosquitoes in Miami may be resistant to insecticides.

  6. Health & Medicine

    Florida mosquitoes likely spreading Zika

    Mosquitoes in Florida carrying the Zika virus are probably to blame for four recent cases of infection.

  7. Health & Medicine

    This week in Zika: Revised risk, new mosquito threat, U.S. on the brink

    First potential cases of locally spread Zika crop up in the continental United States, estimates of infection risk, antibodies that can fight the virus and a new mosquito species that may be able to carry Zika.

  8. Health & Medicine

    First case of woman-to-man spread of Zika via sex reported

    The first known case of female-to-male sexual transmission of Zika virus has been reported in New York City.

  9. Health & Medicine

    Zika epidemic peaking in Latin America

    Zika virus is burning through the population of Latin America; the epidemic will probably be over within two years, and won’t strike again for at least 10 years or more, a new analysis suggests.

  10. Health & Medicine

    Risk of travelers to Olympics sparking new Zika outbreaks low

    Just four countries — Chad, Djibouti, Eritrea and Yemen — bear a substantial risk of bringing Zika virus home from the Olympics and having it spread, the CDC says.

  11. Health & Medicine

    Unprotected sex less risky if HIV-positive partner on antiretroviral therapy

    The risk of HIV transmission during unprotected sex drops drastically if the HIV-positive partner is taking antiretroviral therapy.

  12. Tech

    Light-activated heart cells help guide robotic stingray

    Layers of silicone, gold and genetically engineered rat heart cells make up the body of a new stingray robot that can swim in response to light.