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

    A pancreatic cancer blood test called PAC-MANN could spot the disease early 

    The test relies on a magnetic nanoparticle linked to fluorescent molecules to detect pancreatic cancer proteins.

  2. Climate

    Just a small rise in global temperatures could be deadly

    As early as mid-century, an area of land that adds up to the size of the U.S. could hit temperatures hazardous for human health.

  3. Science & Society

    Trump orders sow chaos in global public health 

    A recent flurry of executive orders and surprise actions by the Trump administration have roiled WHO, the CDC and the international public health community.

  4. Health & Medicine

    Trump is withdrawing the U.S. from WHO. Here’s what that means 

    When Trump’s move to leave WHO takes effect in a year, it may gut funding for global public health and limit U.S. access to crucial data, experts warn.

  5. Why the FDA banned the common food dye Red No. 3

    Evidence that the synthetic dye Red No. 3 is harmful comes from studies in rats, not people. Food companies now have two years to remove it from products.

  6. Health & Medicine

    Lethal snake venom may be countered by new AI-designed proteins 

    The current way to produce antivenoms is antiquated. Experiments in mice suggest that an artificial intelligence approach could save time and money.

  7. Health & Medicine

    U.S. dementia cases may rise to 1 million per year by 2060 

    Baby Boomers may drive a drastic increase in dementia cases in coming decades, but there are steps people can take to reduce their risk.

  8. 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.

  9. Health & Medicine

    Short bursts of physical activity cut women’s risk of heart attack

    Even just a few minutes of vigorous movement per day lowers the risk of serious cardiovascular problems, like heart attack and heart failure, in women.

  10. Health & Medicine

    Dogs team up with AI to sniff out cancer

    Scientists paired Labrador retrievers with an AI model in a new screening test for breast, lung, colorectal or prostate cancer.

  11. Health & Medicine

    The benefits of Ozempic and its kin may extend far beyond weight loss

    Studies suggest that semaglutide reduces heart attack and stroke and may curb addiction and more. Scientists reflect on the future of GLP-1 drugs beyond weight loss.

  12. Health & Medicine

    How the weight loss drug tirzepatide is also helping heart failure patients

    Data continue to show that tirzepatide, called Mounjaro for type 2 diabetes and Zepbound for weight loss, is safe and effective, but side effects remain.