To fight antibiotic-resistant staph germs like these, a study suggests disinfecting the skin of all intensive care patients. Janice Carr/CDC hide caption

toggle caption Janice Carr/CDC

Fungi (cyan) surround a human hair within the skin. A study in the journal Nature shows the population of fungi on human skin is more diverse that previously thought. Alex Valm, Ph.D. hide caption

toggle caption Alex Valm, Ph.D.

Research Reveals Yeasty Beasts Living On Our Skin

  • Download
  • <iframe src="https://www.npr.org/player/embed/185821644/186027941" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Stem Cell Milestone Revives Intense Ethical Debate

  • Download
  • <iframe src="https://www.npr.org/player/embed/184399430/184399401" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

A scientist removes the nucleus from a human egg using a pipette. This is the first step to making personalized embryonic stem cells. Courtesy of OHSU Photos hide caption

toggle caption Courtesy of OHSU Photos

Scientists Clone Human Embryos To Make Stem Cells

  • Download
  • <iframe src="https://www.npr.org/player/embed/183916891/184261872" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Sucking may be one of the most beneficial ways to clean a baby's dirty pacifier, a study found iStockphoto.com hide caption

toggle caption iStockphoto.com

Parents' Saliva On Pacifiers Could Ward Off Baby's Allergies

  • Download
  • <iframe src="https://www.npr.org/player/embed/180817114/181531292" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Gut Bacteria's Belch May Play A Role In Heart Disease

  • Download
  • <iframe src="https://www.npr.org/player/embed/178407883/178880009" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript
iStockphoto.com

How Much Does It Hurt? Let's Scan Your Brain

  • Download
  • <iframe src="https://www.npr.org/player/embed/176734309/176888011" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Test Tube Baby Pioneer Helped Bring Millions Into The World

  • Download
  • <iframe src="https://www.npr.org/player/embed/176828048/176828029" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

A window into dreams may now be opening. Silver Screen Collection/Getty Images hide caption

toggle caption Silver Screen Collection/Getty Images

Researchers Use Brain Scans To Reveal Hidden Dreamscape

  • Download
  • <iframe src="https://www.npr.org/player/embed/176224026/176271047" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Study: Record Number Of People Are Cohabitating

  • Download
  • <iframe src="https://www.npr.org/player/embed/176203263/176207485" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Men walk along a railway line in Beijing on Jan. 12, as air pollution reached hazardous levels. Wang Zhao/AFP/Getty Images hide caption

toggle caption Wang Zhao/AFP/Getty Images

China's Air Pollution Linked To Millions Of Early Deaths

  • Download
  • <iframe src="https://www.npr.org/player/embed/176017887/176051741" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

The anthrax vaccine has been given to more than 1 million adults in the military. But no one knows how well it would work in children. Randy Davey/Reuters/Landov hide caption

toggle caption Randy Davey/Reuters/Landov

Bioethics Panel Warns Against Anthrax Vaccine Testing On Kids

  • Download
  • <iframe src="https://www.npr.org/player/embed/174550155/174708572" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

A woman uses a cellphone while driving in Los Angeles in 2011. Damian Dovarganes/AP hide caption

toggle caption Damian Dovarganes/AP

Klebsiella pneumoniae, seen here with an electron microscope, are the most common superbugs causing highly drug-resistant infections in hospitals. Kwangshin Kim/Science Source hide caption

toggle caption Kwangshin Kim/Science Source

Infections With 'Nightmare Bacteria' Are On The Rise In U.S. Hospitals

  • Download
  • <iframe src="https://www.npr.org/player/embed/173526084/173540627" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Giancario Gemignani-Hernandez, 2, of Pittsburgh has his ear examined by Dr. Alejandro Hoberman. Gene J. Puskar/AP hide caption

toggle caption Gene J. Puskar/AP

Pediatricians Urged To Treat Ear Infections More Cautiously

  • Download
  • <iframe src="https://www.npr.org/player/embed/172588359/172858119" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript