The new documentary Agent of Happiness explores Bhutan's efforts to measure its own "gross national happiness." The film follows one not-especially-happy agent who gathers the data.
More than two decades of growing internet use has surfaced fears about the social and psychological impacts of nearly unfettered access to pornography. But many researchers and sex therapists worry that the online communities that have formed in response to these fears often endorse inaccurate medical information, exacerbate mental health problems and, in some cases, overlap with extremist and hate groups.
NPR's Lisa Hagen speaks about her reporting with NPR's Ayesha Rascoe.
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A sudden appendectomy as a child made Heather Smith curious about what the appendix is for and why it gets inflamed. Now as an anatomy researcher, she's finding answers.
Ketamine, approved as an anesthetic in 1970, is emerging as a major alternative mental health treatment. But more than 500 clinics have popped up with little regulation, and treatment varies widely.
Longevity research is booming. Scientists are looking for ways to target the basic biology of aging. And here's the exciting part: Our biological age appears to be malleable.
Spiderwebs can capture environmental DNA, or eDNA, from vertebrate animals in their area, potentially making them a useful tool in animal monitoring, tracking and conservation.
Scientists have found that spiderwebs can be used to capture environmental DNA, which reflects the animal population of an area. The technique may help track the biodiversity of an ecosystem.
Those insects you see flying in crazed circles are trying to keep their backs towards the light because they think that direction is up, new research suggests.
How long does immunity last after an infection? Are rapid tests always accurate? How often is a booster in order? In this installment of our FAQ series, we look into questions about "COVID time."
Nearly 1,000 manatees gathered at Blue Spring State Park on one of the coldest winter days of the season. Here's why the growing number of manatees at the park is encouraging.
Sixty years ago, 17-year-old Randy Gardner broke a Guinness world record by staying awake for 11 consecutive days. His experiment is one of the most well-documented cases of sleep deprivation.
After almost three years on the Red Planet and 72 flights into the thin Martian atmosphere, NASA's Ingenuity Mars helicopter is ending its mission due to a broken rotor blade.
Alligators rely on external sources to regulate their body temperatures — so during winter, they will go into brumation. A viral video captured the phenomenon during the Texas winter freeze.
Scientists looked at trees to better understand the interplay between temperatures and droughts in the Western U.S. Human-caused climate change is exacerbating both.
The ancient extinct shark that starred in the film The Meg is thought to be the largest shark that ever swam the Earth. But there's debate over what it really looked like.