Christopher Joyce Christopher Joyce is a correspondent on the science desk at NPR. His stories can be heard on all of NPR's news programs, including NPR's Morning Edition, All Things Considered, and Weekend Edition.

Saving the World's Spineless

  • Download
  • <iframe src="https://www.npr.org/player/embed/1803582/1803919" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">

Future of Nuclear Energy in the U.S.

  • Download
  • <iframe src="https://www.npr.org/player/embed/1796828/1796829" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">

U.S. to Expand Mad Cow Testing

  • Download
  • <iframe src="https://www.npr.org/player/embed/1769615/1769616" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">

Amazon Forest Growth Puzzles Scientists

  • Download
  • <iframe src="https://www.npr.org/player/embed/1756130/1756131" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">

Iraq: A Case Study on the Roots of Genocide

  • Download
  • <iframe src="https://www.npr.org/player/embed/1682117/1682118" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">

Mad Cow Panel Recommends New Steps

  • Download
  • <iframe src="https://www.npr.org/player/embed/1646879/1646880" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">

FDA Revamps Rules for Cattle Part Use

  • Download
  • <iframe src="https://www.npr.org/player/embed/1618701/1618702" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">

Digging for Dinosaurs in Antarctica

  • Download
  • <iframe src="https://www.npr.org/player/embed/1612988/1613407" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">

Critics Call for Stricter Livestock Feed Rules

  • Download
  • <iframe src="https://www.npr.org/player/embed/1600685/1600686" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">

Agencies Debate Mad Cow Testing

  • Download
  • <iframe src="https://www.npr.org/player/embed/1595881/1595882" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">

Mad Cow Fears Lead to Tighter Cattle Rules

  • Download
  • <iframe src="https://www.npr.org/player/embed/1592797/1592798" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">

U.S. Investigates Suspected Mad Cow Case

  • Download
  • <iframe src="https://www.npr.org/player/embed/1570585/1570586" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">

The Lake Wales Ridge, 'Florida's Attic'

  • Download
  • <iframe src="https://www.npr.org/player/embed/1556269/1556270" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">

Analysts: Iraq Has Plenty of Evidence to Try Saddam

  • Download
  • <iframe src="https://www.npr.org/player/embed/1549484/1549485" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">