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

    New analysis cuts massive dino’s weight in half

    Gigantic dinosaur Dreadnoughtus may have weighed only about half of what scientists estimated last year.

  2. Tech

    Humanoid robot tops other bots in defense agency’s challenge

    A humanoid robot named DRC-HUBO won first place in DARPA’s Robotic Challenge, held June 5-6.

  3. Health & Medicine

    Rotavirus vaccine is proving its worth

    Rotavirus vaccination cuts childhood intestinal infection hospitalizations in half.

  4. Genetics

    DNA tags mostly deleted in human germ cells

    Human embryos come with some heavy-duty erasers. Chemical tags on DNA get mostly wiped out in the womb.

  5. Paleontology

    Dino eggs came in different colors

    Dinosaur eggs came in bold shades of blue-green and brown-speckled blue.

  6. Health & Medicine

    Mice become thin-skinned in space

    Long trips in space may thin the skin.

  7. Health & Medicine

    Mice grow a thinner skin during long stays in space

    Mice that spent three months in space had thinner skin and extra hair growth compared with rodents that were grounded on Earth.

  8. Health & Medicine

    One in 10 people with tattoos experience rashes, scarring or other problems

    Tattoos carry risk of long-term rash; red ink may be most irritating color.

  9. Health & Medicine

    Ebola gatekeeper protein identified

    Ebola’s ability to infect appears to depend on a key transport protein that guides the virus into cells.

  10. Neuroscience

    Brain implants let paralyzed man move robotic arm

    Implanting tiny silicon chips in the action-planning part of a paralyzed man’s brain let him smoothly control a robotic limb with his thoughts.

  11. Health & Medicine

    Broken bones heal with young blood, how remains a mystery

    Blood from young mice rejuvenates bones of elderly mice, but how it works remains a mystery.

  12. Animals

    Pandas’ gut bacteria resemble carnivores’

    Unlike other vegetarians, the bamboo eaters lack plant-digesting microbes.