News Life

Belly bacteria boss the brain

Gut microbes can change neurochemistry and influence behavior

By Tina Hesman Saey

This article is only available to Science News subscribers.

Subscribers, enter your e-mail address to access our archives.

Not a subscriber?

Science News is a nonprofit.

Support us by subscribing now.

More Stories from Science News on Life

  1. illustration of a lizard sitting on a branch. shown is its head and neck with sap dripping down around it
    Paleontology

    An ancient creature thought to be a teeny dinosaur turns out to be a lizard

    By Carolyn Gramling
  2. a group of mice that were exposed to space radiation
    Animals

    Mouse sperm thrived despite six years of exposure to space radiation

    By Maria Temming
  3. microscope image of plant cells
    Life

    Cells cram DNA into the nucleus in two distinct ways

    By Erin Garcia de Jesús
  4. black background with lots of brightly colored lines spanning out in all directions
    Neuroscience

    A deep look at a speck of human brain reveals never-before-seen quirks

    By Laura Sanders
  5. yellow canary bird sitting on a branch
    Animals

    The mere sight of illness may kick-start a canary’s immune system

    By Jonathan Lambert
  6. man sitting in a chair receives an infusion of aducanumab
    Health & Medicine

    FDA approved a new Alzheimer’s drug despite controversy over whether it works

    By Laura Sanders
  7. fern colony on a tree trunk
    Plants

    These ferns may be the first plants known to share work like ants

    By Jake Buehler
  8. hammerhead shark swimming in the ocean
    Paleontology

    Something mysteriously wiped out about 90 percent of sharks 19 million years ago

    By Carolyn Gramling

From the Nature Index

Paid Content