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. Health & Medicine

    Want to eat healthier? Add to your diet, rather than limit it

    Nutrition experts say add more greens and beans to your diet; cooking classes can teach people to make these nutrient-dense foods taste delicious.

  2. Humans

    FDA cuts imperil food safety, but not how you might think

    Layoffs at the FDA, USDA and CDC could erode the U.S. food safety system. Experts aren’t so worried about milk or chicken today; they’re concerned about the future.

  3. Health & Medicine

    A cup of chickpeas a day lowers cholesterol

    Adding a cup of chickpeas or black beans to people’s daily diets could improve health by lowering cholesterol and inflammation, a new study suggests.

  4. Health & Medicine

    A diet full of tiny plastics triggered health problems in mice

    Mice exposed to polystyrene nanoplastics developed problems in their guts and livers. It’s not yet clear if humans are similarly affected.

  5. Health & Medicine

    Biden’s prostate cancer is incurable, but it is treatable

    Experts explain the science behind Biden's advanced prostate cancer diagnosis, including how common it is and what treatments are available.

  6. Health & Medicine

    An at-home cervical cancer screening device was OK‘d by the FDA

    The Teal Wand, an at-home HPV testing device that could replace a Pap smear, could broaden access to cervical cancer screening.

  7. Health & Medicine

    A man let snakes bite him 202 times. His blood helped create a new antivenom

    A new antivenom relies on antibodies from the blood of Tim Friede, who immunized himself against snakebites by injecting increasing doses of venom into his body.

  8. Health & Medicine

    Ozempic and Wegovy ingredient may reverse signs of liver disease

    The diabetes and weight loss drug semaglutide reversed liver scarring and inflammation. It’s among several drugs in the works for the condition MASH.

  9. Health & Medicine

    Three U.S. tick species may cause a mysterious red meat allergy

    Two cases of alpha-gal syndrome suggest that the lone star tick isn’t the only species in the United States capable of triggering an allergy to red meat.

  10. Animals

    The story of dire wolves goes beyond de-extinction

    Some question whether the pups are really dire wolves, or just genetically tweaked gray wolves. But the technology could be used to help at-risk animals.

  11. Health & Medicine

    A shadowy market for weight-loss drugs has emerged online

    People are buying semaglutide and tirzepatide, the key ingredients in Ozempic and Zepbound, from unconventional sources. Doctors have safety concerns.

  12. Health & Medicine

    Surgeons transplanted a pig’s liver into a human

    A genetically modified mini pig’s liver was able to function in the body of a brain-dead patient throughout a 10-day experiment.