Joe Palca's perfectly toasted marshmallow. Maggie Starbard/NPR hide caption

toggle caption Maggie Starbard/NPR

Summer Science: The Perfectly Toasted Marshmallow

  • Download
  • <iframe src="https://www.npr.org/player/embed/154781777/154828858" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript
Benjamin Arthur for NPR

'Eliminate Dengue' Team Has A Deep (Lab) Bench

  • Download
  • <iframe src="https://www.npr.org/player/embed/154528752/154559761" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Scott O'Neill wants to rid the world of dengue fever by infecting mosquitoes with bacteria so they can't carry the virus that causes the disease. Benjamin Arthur for NPR hide caption

toggle caption Benjamin Arthur for NPR

A Scientist's 20-Year Quest To Defeat Dengue Fever

  • Download
  • <iframe src="https://www.npr.org/player/embed/154322744/154485131" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript
iStockphoto.com

Summer Science: How To Build A Campfire

  • Download
  • <iframe src="https://www.npr.org/player/embed/154162859/154268352" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Bo Van Pelt celebrates his hole-in-one during the final round of the Masters on April 8. New research suggests that golfers may be able to improve their games by believing the hole they're aiming for is larger than it really is. Andrew Redington/Getty Images hide caption

toggle caption Andrew Redington/Getty Images

Can You Think Your Way To That Hole-In-One?

  • Download
  • <iframe src="https://www.npr.org/player/embed/150813843/150859088" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

The last lunar eclipse of 2011 as seen from the San Gabriel Valley east of Los Angeles on Dec 10, 2011. Frederic J. Brown/AFP/Getty Images hide caption

toggle caption Frederic J. Brown/AFP/Getty Images

Earth Has Just One Moon, Right? Think Again

  • Download
  • <iframe src="https://www.npr.org/player/embed/149712082/149898831" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

The Messenger spacecraft is depicted over the Calvino Crater on Mercury in this enhanced-color image of the planet's surface. NASA/Johns Hopkins University Applied Physics Laboratory/Carnegie Institution of Washington hide caption

toggle caption NASA/Johns Hopkins University Applied Physics Laboratory/Carnegie Institution of Washington

Spacecraft's Wild Ride To Mercury Yields Surprises

  • Download
  • <iframe src="https://www.npr.org/player/embed/149071361/149091106" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Astronauts may have a particular affinity for Tabasco sauce in space because their sense of smell and taste is distorted. John Rose/NPR hide caption

toggle caption John Rose/NPR

Why Astronauts Crave Tabasco Sauce

  • Download
  • <iframe src="https://www.npr.org/player/embed/147294191/147299004" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

The Large Synoptic Survey Telescope, seen in this artist's rendering, will be built on the peak of the Cerro Pachon mountain in Chile and will survey every patch of the night sky. The data the telescope will collect will allow researchers to "answer fundamentally different questions about the universe," says one astronomer. Todd Mason/LSST Corp. hide caption

toggle caption Todd Mason/LSST Corp.

New Telescope To Make 10-Year Time Lapse Of Sky

  • Download
  • <iframe src="https://www.npr.org/player/embed/146892841/146942112" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Mosquitoes like this one can carry the virus that causes dengue fever. James Gathany/CDC Public Health Image Library hide caption

toggle caption James Gathany/CDC Public Health Image Library

Deconstructing Dengue: How Old Is That Mosquito?

  • Download
  • <iframe src="https://www.npr.org/player/embed/146696282/146737366" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Giant Magellan Telescope Giant Magellan Telescope hide caption

toggle caption Giant Magellan Telescope

Want To Make A Giant Telescope Mirror? Here's How

  • Download
  • <iframe src="https://www.npr.org/player/embed/145837380/145885738" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

AquaBounty's genetically modified salmon is seen swimming behind a much smaller wild Atlantic salmon of the same age. AquaBounty has been trying to get government approval to sell its salmon for more than a decade. Courtesy of AquaBounty Technologies hide caption

toggle caption Courtesy of AquaBounty Technologies

Biotech Firms Caught In Regulatory No Man's Land

  • Download
  • <iframe src="https://www.npr.org/player/embed/144330629/144570153" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript