Health & Medicine

  1. Health & Medicine

    Stem cells from pig fat aid in growing new bone

    Scientists transform fat stem cells into bone and grow new jaws for minipigs.

    By Cassie Martin
  2. Health & Medicine

    Zika infection late in pregnancy may be not so risky

    An early report out of Colombia finds no microcephaly in babies born to a group of pregnant women infected with Zika virus during the third trimester.

    By Meghan Rosen
  3. Life

    Vaccines may offer defense against dengue, Zika and chikungunya

    Mosquitoes carry several harmful viruses—dengue, Zika, chikungunya. Vaccines may be the best means of defense.

    By Laura Beil
  4. Health & Medicine

    WHO: Very little risk that Brazil’s Olympics will speed Zika’s spread

    Olympics not likely to hasten international spread of Zika virus, according to WHO analysis that includes data from previous mass gatherings.

    By Meghan Rosen
  5. Health & Medicine

    Moms’ voices get big reactions in kids’ brains

    Mothers’ voices get big responses in kids’ brains, a neural reaction that may lead to feelings of calm.

    By Laura Sanders
  6. Neuroscience

    Abnormal sense of touch may play role in autism

    Autism-related genes are important for touch perception, a sense that may help the brain develop normally, a study of mice suggests.

    By Laura Sanders
  7. Life

    Refined ‘three-parent-baby’ procedure improves chances for healthy infant

    Improved technique could reduce risk of passing on faulty mitochondria.

    By Tina Hesman Saey
  8. Life

    Obesity’s weight gain message starts in gut

    Acetate made by gut microbes stimulates weight gain, research in rodents suggests.

    By Tina Hesman Saey
  9. Neuroscience

    Morphine may make pain last longer

    Instead of busting pain, morphine lengthened the duration of pain in rats with a nerve injury.

    By Laura Sanders
  10. Tech

    Nanoparticles beat back atherosclerosis

    Nanoparticles that find and destroy waxy plaques in blood vessels could be the next big treatment for heart disease.

    By Sarah C.P. Williams
  11. Life

    Bacteria resistant to last-resort antibiotic appears in U.S.

    For the first time in the United States, scientists have reported a patient infected with a strain of bacteria carrying the gene mrc-1, making it resistant to the last-ditch antibiotic colistin.

    By Meghan Rosen
  12. Neuroscience

    Alzheimer’s culprit may fight other diseases

    A notorious Alzheimer’s villain may help bust microbes.

    By Laura Sanders