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The Pulse

The Pulse

WHYY 199 episodes Latest Jun 4, 2026

Go on an adventure into unexpected corners of the health and science world each week with award-winning host Maiken Scott. The Pulse takes you behind the doors of operating rooms, into the lab with some of the world's foremost scientists, and back in time to explore life-changing innovations. The Pulse delivers stories in ways that matter to you, and answers questions you never knew you had.

Episodes

How Music Shapes Memory, Emotion, and Imagination Jun 11, 2026 49:34 Music can transport us to a different time and place — but how does that happen? We explore how music affects our brains — from its ability to tap into our memories and imaginations, to “musical daydreaming” and how it helps us understand both the world and ourselves. We also discuss the therapeutic power of music. We talk with Elizabeth Margulis, director of the Music Cognition Lab at Pr
When Healthcare Meets the Law: Abortion, Cannabis, and Corporate Medicine Jun 4, 2026 49:34 On this episode, we look at the intersection of health, medicine, and the law. We explore how the upcoming rescheduling of marijuana may impact research on the drug, hear the story of a doctor who faced manslaughter charges in the 1970s for providing an abortion, and learn about legislation that some states are using to try and keep private equity out of medicine. Near the end of 2025, Pr
Engineering Happiness into Our Daily Lives May 28, 2026 49:34 Think about the last time you were really happy — where were you? What were you doing? Who were you with? And, most importantly, how can you recreate that feeling?Happiness can feel like lightning in a bottle — beautiful in the moment, but hard to find and harder yet to sustain. So what is it that makes for a happy life? And how do we engineer our lives for greater contentment, fulfillmen
The Strange Science of Color — And Our Quest to Understand It May 21, 2026 49:28 On this episode, we explore the world of color — from how we perceive it, to our efforts to describe and differentiate its many shades. We talk with a lexicographer about efforts to standardize synthetic colors, and how we describe them, and investigate how we know that the colors we see are the same as the ones everyone else sees. The Pulse host Maiken Scott adds some pops of color to he
What It Takes to Survive a Disaster May 14, 2026 49:34 When disaster strikes and the chips are down, who makes it out alive? On this episode, we explore what it takes to survive a crisis. We hear the incredible story of a 17-year-old girl, who after surviving a plane crash, faced a harrowing journey though the Amazon to safety, why some people experience hallucinations when facing death, and how we’re wired to behave in emergencies. On Christ
The Complexity of Motherhood May 7, 2026 49:34 How do you sum up the experience of motherhood, and all of the changes it brings, both big and small? It’s a transformation that affects everything — hormones, body image, relationships, feelings, money, career — even the answers to larger, existential questions like, “Who am I in this world, and what is my role?”On this episode, we explore the impact of motherhood. We talk with a psychol
Healing with Psychedelics: Veterans, PTSD, and the Science of Mind-Altering Drugs Apr 30, 2026 49:34 For decades, psychedelics like LSD, psilocybin, and MDMA were regarded as dangerous drugs of abuse — but that’s started changing as research increasingly reveals their ability to help treat serious mental health issues. On this episode, we listen back to past conversations about the science behind these drugs’ therapeutic potential, along with powerful stories of healing. When Marcus Capo
40 Years After Chernobyl: What Caused the Disaster — and How It Changed Nuclear Energy Apr 23, 2026 49:34 Forty years ago, news was only beginning to emerge that an accident had occurred — one that could put millions of people at risk. A reactor at Chernobyl Nuclear Power Plant, then part of the Soviet Union, had exploded, releasing a plume of radioactive gases and particles into the atmosphere and spreading some of the most hazardous radionuclides known to humanity.We look back at what cause
So Many Cravings, So Few Rewards: Understanding How Dopamine Works Apr 16, 2026 49:34 Science writer Michaeleen Doucleff was sitting on a beautiful beach with her daughter, but she couldn’t relax. She kept reaching for her phone, checking it over and over. She was frustrated but couldn’t stop. Why was she doing this? In her new book, “Dopamine Kids: A Science-Based Plan to Rewire Your Child's Brain and Take Back Your Family in the Age of Screens and Ultraprocessed Foods,”
What Greenland Can Teach Us About The Earth’s Past and Future Apr 9, 2026 49:34 Politicians are eyeing Greenland as an important strategic location, perfectly situated between Europe and North America. President Donald Trump has said he remains highly interested in acquiring or controlling Greenland as a national security and economic asset. But for a lot of researchers, Greenland is a beautiful and fragile place that holds important clues to the Earth’s past and fut
Inside the Boom of Urgent Care: How It’s Changing American Medicine Apr 2, 2026 47:56 The number of urgent care centers in the U.S. has doubled over the past decade, and it isn’t hard to see why — they fill a void in the market. Urgent care offers quick and convenient access to medical care when patients can’t get an appointment to see their primary care doctor, but their issue doesn’t seem to warrant an ER visit. But the rapid rise of urgent care has come with some growin
Why We Need to Talk About Poop Apr 1, 2026 44:17 Have you ever looked in the toilet bowl and wondered, ‘Is that normal?’ Well, you’re not alone — and according to neurogastroenterologist Trisha Pasricha, it’s time to talk about poop. Pasricha says understanding what’s normal about your bowel movements isn’t just a silly or squeamish conversation, but one that can be lifesaving. Digestive issues affect millions of Americans, yet many of

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