Science The latest health and science news. Updates on medicine, healthy living, nutrition, drugs, diet, and advances in science and technology. Subscribe to the Health & Science podcast.

Science

Why are some warnings heard, while others are ignored? Angela Hsieh/NPR hide caption

toggle caption
Angela Hsieh/NPR

How To See The Future (No Crystal Ball Needed)

  • Download
  • <iframe src="https://www.npr.org/player/embed/723937257/724013159" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">

An example of one of the study's ultra-processed lunches consists of quesadillas, refried beans and diet lemonade. Participants on this diet ate an average of 508 calories more per day and gained an average of 2 pounds over two weeks. Hall et al./Cell Metabolism hide caption

toggle caption
Hall et al./Cell Metabolism

It's Not Just Salt, Sugar, Fat: Study Finds Ultra-Processed Foods Drive Weight Gain

  • Download
  • <iframe src="https://www.npr.org/player/embed/723693839/724090016" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Debris blankets the north side of one of the Cocos Keeling Islands in the Indian Ocean. Researchers found a huge amount of plastic both onshore and buried in the sand. Courtesy of Silke Stuckenbrock hide caption

toggle caption
Courtesy of Silke Stuckenbrock

Remote Island Chain Has Few People — But Hundreds Of Millions Of Pieces Of Plastic

  • Download
  • <iframe src="https://www.npr.org/player/embed/723641299/724433365" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

A technician works in a lab at GeseDNA Technology in Beijing. To counter China, the U.S. plans to impose new export restrictions on "emerging and foundational technology" that researchers say could affect the way they share genetic materials with international labs. Greg Baker/AFP/Getty Images hide caption

toggle caption
Greg Baker/AFP/Getty Images

Stopping Key Tech Exports To China Could Backfire, Researchers And Firms Say

  • Download
  • <iframe src="https://www.npr.org/player/embed/722933448/723135033" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Containers of Roundup are displayed on a store shelf in San Francisco. The verdict is the third recent court decision in California involving the glyphosate-based Roundup weed killer. Haven Daley/AP hide caption

toggle caption
Haven Daley/AP

Copperhead snakes are one of the four kinds of venomous snakes in the United States. kristianbell/RooM RF/Getty Images hide caption

toggle caption
kristianbell/RooM RF/Getty Images

How You (And Your Dog) Can Avoid Snake Bites — And What To Do If You Get Bitten

  • Download
  • <iframe src="https://www.npr.org/player/embed/721934569/722739408" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Handlers, known as mahouts, ride elephants along a mountain ridge at the Elephant Conservation Center in Xayaboury, Laos. The center has 29 elephants, most of which spent long careers hauling logs in Laos' logging industry. Ashley Westerman/NPR hide caption

toggle caption
Ashley Westerman/NPR

A Gentoo penguin (Pygoscelis Papua) walks across the rocky beach at Yankee Harbour in the South Shetland Islands, Antarctica. Eitan Abramovich/AFP/Getty Images hide caption

toggle caption
Eitan Abramovich/AFP/Getty Images

The myth that vaccines cause autism has persisted, even though the facts paint an entirely different story. Renee Klahr hide caption

toggle caption
Renee Klahr

Facts Aren't Enough: The Psychology Of False Beliefs

  • Download
  • <iframe src="https://www.npr.org/player/embed/721773510/721876879" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">

Researchers also found that congestion on the roads in San Francisco also was exacerbated because of where the ride-hailing cars were and at what time of day. Justin Sullivan/Getty Images hide caption

toggle caption
Justin Sullivan/Getty Images

Entering the control room at Three Mile Island Unit 1 is like stepping back in time. Except for a few digital screens and new counters, much of the equipment is original to 1974, when the plant began generating electricity. Jeff Brady/NPR hide caption

toggle caption
Jeff Brady/NPR

Hurricane Florence flooded Nichols, S.C., in September 2018. It was the second catastrophic flood in the region in less than two years. Gerald Herbert/AP hide caption

toggle caption
Gerald Herbert/AP

When '1-In-100-Year' Floods Happen Often, What Should You Call Them?

  • Download
  • <iframe src="https://www.npr.org/player/embed/720737285/721552555" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Isabelle Carnell-Holdaway (left), now 17, with her mother Joanne Carnell-Holdaway. Isabelle has a dangerous infection that is being treated with a cocktail of genetically modified viruses. Courtesy of Jo Holdaway hide caption

toggle caption
Courtesy of Jo Holdaway

Genetically Modified Viruses Help Save A Patient With A 'Superbug' Infection

  • Download
  • <iframe src="https://www.npr.org/player/embed/719650709/721552567" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Artist rendering of NuScale Power's nuclear power plant design, which would use small modular reactors. NuScale Power hide caption

toggle caption
NuScale Power

This Company Says The Future Of Nuclear Energy Is Smaller, Cheaper And Safer

  • Download
  • <iframe src="https://www.npr.org/player/embed/720728055/722551014" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript