logo
episode-header-image
Jun 2025
12m 14s

What No One Tells You about Testosterone...

Scientific American
About this episode
Testosterone replacement therapy (TRT) is exploding in popularity among men. TRT has been touted online as a cure-all for everything from low energy to poor mood and even as a way to increase masculinity itself. But how much of the buzz is backed by science? Host Rachel Feltman talks with journalist Stephanie Pappas about the realities behind the trend. They ... Show More
Up next
Aug 14
Living Longer, Aging Smarter [Sponsored]
Life expectancy has risen dramatically since 1900, reshaping how we understand aging. Scientists now view skin not just as a surface indicator, but as a biological marker of systemic health. In this podcast episode, Scientific American Custom Media explores how longevity science ... Show More
8m 32s
Aug 13
Condoms and Vasectomies Aren’t Enough—Is a Male Birth Control Pill Next?
In this episode, host Rachel Feltman speaks with freelance science journalist Hannah Seo about a promising new development in male contraception: a hormone-free birth control pill that reversibly stops sperm production has just passed its first human safety trial. Seo explains ho ... Show More
9m 53s
Aug 11
Cosmic Discoveries Soar as Earthly Health Decisions Stir Alarm
Rogue planets drifting through space might be forming their own planetary systems. NASA’s Europa Clipper mission has completed a key radar test ahead of its journey to study Jupiter’s icy moon. Plus, a major shift in U.S. health research funding occurs as Secretary of Health and ... Show More
9m 20s
Recommended Episodes
Aug 14
Living Longer, Aging Smarter [Sponsored]
Life expectancy has risen dramatically since 1900, reshaping how we understand aging. Scientists now view skin not just as a surface indicator, but as a biological marker of systemic health. In this podcast episode, Scientific American Custom Media explores how longevity science ... Show More
8m 32s
Aug 13
Condoms and Vasectomies Aren’t Enough—Is a Male Birth Control Pill Next?
In this episode, host Rachel Feltman speaks with freelance science journalist Hannah Seo about a promising new development in male contraception: a hormone-free birth control pill that reversibly stops sperm production has just passed its first human safety trial. Seo explains ho ... Show More
9m 53s
Aug 25
Science’s Greatest 180s
Science doesn’t always get it right the first time—and that’s part of the journey. In this anniversary episode, we explore how ideas about nerve damage, sustainable materials and alien life have done a full 180. Recommended Reading Celebrating 180 Years of Scientific American 180 ... Show More
8m 4s
Jun 2025
What ‘Immortal’ Jellyfish and Famously Old Tortoises Tell Us about Aging
Animals’ lifespans can be far shorter or much longer than those of humans. Scientists are researching creatures such as “immortal” jellyfish and long-lived tortoises and digging deep into genetic codes to figure out why animals age—and what we can do to improve longevity in human ... Show More
14m 27s
Jun 2025
What ‘Immortal’ Jellyfish and Famously Old Tortoises Tell Us about Aging
Animals’ lifespans can be far shorter or much longer than those of humans. Scientists are researching creatures such as “immortal” jellyfish and long-lived tortoises and digging deep into genetic codes to figure out why animals age—and what we can do to improve longevity in human ... Show More
14m 27s
Jun 2025
What No One Tells You about Testosterone Replacement Therapy
Testosterone replacement therapy (TRT) is exploding in popularity among men. TRT has been touted online as a cure-all for everything from low energy to poor mood and even as a way to increase masculinity itself. But how much of the buzz is backed by science? Host Rachel Feltman t ... Show More
12m 14s
Oct 24
Why Medication Safety in Pregnancy Is Still a Mystery
When the U.S. president claimed that acetaminophen use during pregnancy could cause autism in a person’s offspring, it reignited a deeper conversation about how little we know about medication safety for pregnant people. In this episode, Scientific American senior health editor T ... Show More
12m 29s
Oct 24
Why Medication Safety in Pregnancy Is Still a Mystery
When the U.S. president claimed that acetaminophen use during pregnancy could cause autism in a person’s offspring, it reignited a deeper conversation about how little we know about medication safety for pregnant people. In this episode, Scientific American senior health editor T ... Show More
12m 29s
Oct 15
Why Is Lung Cancer Surging among Young Women?
Lung cancer is the leading cause of cancer death among U.S. women, surpassing breast and ovarian cancer combined. Thoracic surgeon Jonathan Villena explains why younger nonsmoking women are increasingly affected—and how early screening could save lives. Recommended Reading Most P ... Show More
16m 17s
Oct 20
Global Superbugs Surge, Chikungunya Hits Long Island, and Satellites Leak Data
This week on Science Quickly, we cover the global rise of antibiotic-resistant superbugs, a rare U.S. case of the mosquito-borne chikungunya virus and new research on anti-inflammatory supplements. Plus, scientists warn of satellite vulnerabilities—from Earth’s weakening magnetic ... Show More
8m 52s
Listen to millions of songs and podcasts on Anghami