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. Life

    Here’s how sea anemones launch their venomous stingers

    Starlet sea anemones use speedy projectiles to sting predators and prey. New images capture a detailed look at these weapons in action.

  2. Health & Medicine

    This soft, electronic ‘nerve cooler’ could be a new way to relieve pain

    A tiny electronic device implanted in the body generates targeted pain relief by cooling off nerves, experiments in rats suggest.

  3. Health & Medicine

    Here’s what we know right now about getting COVID-19 again

    Repeat coronavirus infections may be on the rise as the omicron variant continues to spread. Scientists are still trying to nail down the risks.

  4. Animals

    Here’s why pumpkin toadlets are such clumsy jumpers

    Tiny Brachycephalus frogs from southern Brazil can leap into the air but have trouble landing.

  5. Health & Medicine

    For babies exposed to opioids in the womb, parents may be the best medicine

    A surge in opioid-exposed newborns has U.S. doctors revamping treatments and focusing on families.

  6. Animals

    Shocking stories tell tale of London Zoo’s founding

    In The Zoo, Isobel Charman pens a gripping narrative of the London Zoo’s early days, when workers had a hard time keeping animals alive.

  7. Paleontology

    Oldest microfossils suggest life thrived on Earth about 4 billion years ago

    A new claim for the oldest microfossils on Earth suggests that life may have originated in hydrothermal vents, but some scientists have doubts.

  8. Health & Medicine

    DNA may offer rapid road to Zika vaccine

    Researchers are pursuing multiple vaccine strategies for blocking Zika infection.

  9. Health & Medicine

    Questions remain about the benefits of taking testosterone

    For men with low testosterone, the pros and cons of taking hormone replacement therapy are mixed.

  10. Health & Medicine

    See how long Zika lasts in semen and other bodily fluids

    For most men infected with Zika, traces of the virus disappear from semen 81 days after symptoms begin. In other bodily fluids, Zika RNA is typically cleared even faster.

  11. Health & Medicine

    Ricin poisoning may one day be treatable with new antidote

    Mice treated with a blend of antibodies survived even when treated days after exposure to ricin.

  12. Anthropology

    DNA points to millennia of stability in East Asian hunter-fisher population

    Ancient hunter-gatherers in East Asia are remarkably similar, genetically, to modern people living in the area. Unlike what happened in Western Europe, this region might not have seen waves of farmers take over.