Dr. Joel Funari performs some 300 tooth extractions annually at his private practice in Devon, Pa.. He's part of a group of dentists reassessing opioid prescribing guidelines in the state. Elana Gordon / WHYY hide caption

toggle caption
Elana Gordon / WHYY

Dentists Work To Ease Patients' Pain With Fewer Opioids

Audio will be available later today.

Explaining The Sizzling Sound Of Meteors

  • Download
  • <iframe src="https://www.npr.org/player/embed/517181421/517181422" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Pig farm workers push live pigs into a large grave in Nipah in 1999. To stop the outbreak, the Malaysian government culled almost 1 million pigs, nearly destroying the country's pork industry. Andy Wong/AP hide caption

toggle caption
Andy Wong/AP

A Taste For Pork Helped A Deadly Virus Jump To Humans

  • Download
  • <iframe src="https://www.npr.org/player/embed/515258818/517181485" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

An instructor at Fort Leonard Wood, Mo., carries VX nerve agent inside a special chamber used for training in 2003. Brendan Smialowski/Getty Images hide caption

toggle caption
Brendan Smialowski/Getty Images

VX: The Nerve Agent Used To Kill Kim Jong Nam Is Rare And Deadly

  • Download
  • <iframe src="https://www.npr.org/player/embed/517053496/517086542" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Nancy Roach at a conference in 2016. She's long worked as a patient's advocate and recently teamed up with scientists to help improve the design of studies, as well as to improve clinical care. Andrew Wortmann/Courtesy of Fight Colorectal Cancer hide caption

toggle caption
Andrew Wortmann/Courtesy of Fight Colorectal Cancer

Advice From Patients On A Study's Design Makes For Better Science

  • Download
  • <iframe src="https://www.npr.org/player/embed/515226648/517086518" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Mildred Dresselhaus, winner of the Kavli Prize and the Presidential Medal of Freedom, speaks in Bergen, Norway, in 2012. Marit Hommedal/Flickr hide caption

toggle caption
Marit Hommedal/Flickr
Ryan Lash/TED

Eric Haseltine: Can The Past Guide Us To Future Scientific Breakthroughs?

  • Download
  • <iframe src="https://www.npr.org/player/embed/516727050/516876864" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Liz Coleman on the TED stage in Long Beach, CA. Asa Mathat/TED hide caption

toggle caption
Asa Mathat/TED

Liz Coleman: How Do We Teach College Students To Ask Big Questions?

  • Download
  • <iframe src="https://www.npr.org/player/embed/516726045/516876753" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript
Courtesy of TEDxSaltLakeCity

Kevin Jones: Can Embracing Uncertainty Lead To Better Medicine?

  • Download
  • <iframe src="https://www.npr.org/player/embed/516710048/516876621" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript
Ryan Lash/TED

Naomi Oreskes: Why Should We Believe In Science?

  • Download
  • <iframe src="https://www.npr.org/player/embed/516709308/516876452" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript
Marla Aufmuth/TED

Michael Stevens: How Do You Find Smart Answers to Quirky Questions?

  • Download
  • <iframe src="https://www.npr.org/player/embed/516704705/516876249" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

TV screens in Seoul, South Korea, show images Wednesday of Kim Jong Nam, the half-brother of North Korean leader Kim Jong Un. Ahn Young-joon/AP hide caption

toggle caption
Ahn Young-joon/AP

Chemical Weapon Found On Body Of North Korean Leader's Half-Brother

  • Download
  • <iframe src="https://www.npr.org/player/embed/516978090/516983815" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

(Top) Police make arrests as they move through the Oceti Sakowin camp. (Bottom) The police moved steadily and slowly through the camp, accompanied by Humvees and maintaining a perimeter of the cleared area. Angus Mordant for NPR hide caption

toggle caption
Angus Mordant for NPR