Uncategorized

  1. Health & Medicine

    Human cells make a soaplike substance that busts up bacteria

    Nonimmune cells can fight off pathogens by releasing a detergent-like molecule that dissolves bacterial membranes.

    By Jonathan Lambert
  2. Science & Society

    What 20th century science fiction got right and wrong about the future of babies

    A century of science has pushed the boundaries of human reproduction even beyond writers’ imaginations.

    By Robin Marantz Henig
  3. Paleontology

    Insects had flashy, noise-making wings as early as 310 million years ago

    The structure of a grasshopper-like insect’s fossilized wing suggests it crackled and reflected light, perhaps to attract mates or warn off predators.

    By Carolyn Gramling
  4. Health & Medicine

    Millions of kids have missed routine vaccines thanks to COVID-19

    Missed shots due to the pandemic may have cut vaccination rates for measles, diphtheria, tetanus and pertussis to their lowest levels in over a decade.