Sometime between grade school and grad school, the brain's information highways get remapped in a way that dramatically boosts self-control. Thomas Trutschel/Photothek via Getty Images hide caption

toggle caption
Thomas Trutschel/Photothek via Getty Images

As Brains Mature, More Robust Information Networks Boost Self-Control

  • Download
  • <iframe src="https://www.npr.org/player/embed/529828305/530257570" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Researchers found that a protein in human umbilical cord blood plasma improved learning and memory in older mice, but there's no indication it would work in people. Mike Kemp/Rubberball/Getty Images hide caption

toggle caption
Mike Kemp/Rubberball/Getty Images

Human Umbilical Cord Blood Helps Aging Mice Remember, Study Finds

  • Download
  • <iframe src="https://www.npr.org/player/embed/523975844/524751655" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript
Lisa Zador/Getty Images

A 'Hot Zone' In The Brain May Reveal When, And Even What, We Dream

  • Download
  • <iframe src="https://www.npr.org/player/embed/523262108/523311532" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

State and federal policies now limit the use of lead in gasoline, paint and plumbing, but children can still ingest the metal through contaminated soil. The effects of even fairly small amounts can be long-lasting, the evidence suggests. Christin Lola/Getty Images/iStockphoto hide caption

toggle caption
Christin Lola/Getty Images/iStockphoto

Childhood Exposure To Lead Can Blunt IQ For Decades, Study Suggests

  • Download
  • <iframe src="https://www.npr.org/player/embed/521644395/521823525" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Embryoids like this one are created from stem cells and resemble very primitive human embryos. Scientists are studying them in hopes of learning more about basic human biology and development. Courtesy of Rockefeller University hide caption

toggle caption
Courtesy of Rockefeller University
Keith Negley for NPR

Prion Test For Rare, Fatal Brain Disease Helps Families Cope

  • Download
  • <iframe src="https://www.npr.org/player/embed/508241181/513388177" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

A self-portrait taken by Cajal in his library when he was in his 30s. Courtesy Instituto Cajal del Consjo Superior de Investigaciones Científicas, Madrid hide caption

toggle caption
Courtesy Instituto Cajal del Consjo Superior de Investigaciones Científicas, Madrid

Art Exhibition Celebrates Drawings By The Founder Of Modern Neuroscience

  • Download
  • <iframe src="https://www.npr.org/player/embed/511455876/511851809" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

A mouse with predatory brain circuits switched on is much more likely to attack and kill prey like this cricket. Courtesy of Ivan de Araujo/Cell Press hide caption

toggle caption
Courtesy of Ivan de Araujo/Cell Press

Flipping A Switch In The Brain Turns Lab Rodents Into Killer Mice

  • Download
  • <iframe src="https://www.npr.org/player/embed/509487126/509624540" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Monkeys' vocal equipment can produce the sounds of human speech, research shows, but they lack the connections between the auditory and motor parts of the brain that humans rely on to imitate words. Brian Jefferey Beggerly/Flickr hide caption

toggle caption
Brian Jefferey Beggerly/Flickr

Say, What? Monkey Mouths And Throats Are Equipped For Speech

  • Download
  • <iframe src="https://www.npr.org/player/embed/504890630/505079200" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript