On Today's Podcast
Hot flashes and hormone therapy: the science of perimenopause
After decades of controversy over prescribing hormone therapy for perimenopause, many providers are reconsidering their approach.
Listen NowSeptember 18, 2026
Hawaiʻi has generally been safe from the worst effects of hurricanes. But this year, two hurricanes battered the islands in a matter of weeks. A new wellness trend focuses on stimulating the lymphatic system. What does this system do, and is there science to back these claims? Plus, perimenopause science, our fascination with lost knowledge, and a snake's spider-like tail appendage.
17:17
Sorting Out Social Media Feeds
Why did Instagram’s announcement of a new way of filtering its photos set off a public outcry?
07:54
Spot the Spoof Science Study
How good are you at picking out an authentic research study from a spoof?
12:09
Antarctica May Accelerate Global Sea Level Rise
A new study suggests a melting Antarctica could pump up global sea levels much more than previously predicted.
16:33
Springtime Brings Unexpected Blooms
Noah Fierer, a microbial ecologist, says he swoons for the scent of springtime’s bacterial bloom.
11:51
Universal ‘Not Face,’ Alien Laser Defense, and Traffic Control for Robot Cars
A look at the universal “not face,” and what the future might be like with no stop lights.
25:51
How Games Move Us
Some of today’s video games are pushing players into new emotional territory, engaging complex feelings like complicity, empathy, and grief.
‘Sackboy’ Solidarity: An Emotional Gaming Experience
Gamers playing “Little Big Planet” engage in a friendly and comical shared emotional experience.
Faces Of The Moon
Images from the Lunar Reconnaissance Orbiter Camera reveal a moonscape wrought by geologic forces and celestial bombardment.
The Week-After SciFri Quiz! 3/29/16
How closely did you listen to last week’s show?
A New Way to Fix Cataracts?
Two studies look into using stem cells for eye therapy.
Superbloom: How Death Valley Springs To Life
Beneath Death Valley lies a massive seed bank of desert wildflowers and when heavy winter rains soak deep into the soil, these hidden wonders spring to life.
12:15
Reservoir Rules, Killer Prairie Dogs, and Wine Weather
Rethinking the rules of running reservoirs, and will climate change help wine makers?
16:13
The Road to LIGO
Janna Levin’s book Black Hole Blues and Other Songs from Outer Space reveals what it took to pull off one of “big science’s” biggest experiments: the Laser Interferometer Gravitational-Wave Observatory (LIGO).
11:56
Concocting Modern-Day Chicha De Molle
Two anthropologists are studying an ancient brewery that may have pumped out 500-gallon batches of pepperberry-flavored corn beer.
34:05
From Clipper Chip to Smartphones: Unlocking the Encryption Debate
In the ‘90s, the Clipper Chip was the big government encryption case. Two Science Friday guests involved in that early debate rejoin us to weigh in on the Apple argument.
17:29
Minimalist Biology: Craig Venter’s Latest Life Form
Biologist Craig Venter and his team have once again booted up a cell using DNA they synthesized themselves.
Catching Sonic Wisps of Cataclysmic Mayhem
Author Janna Levin on gravitational waves and how the Laser Interferometer Gravitational-Wave Observatories help us detect them.
Design a Better Vortex Cannon
Build an air vortex cannon that shoots air across the room, then modify and test your design to make an air cannon that shoots even farther.
The Paleobiologist Who Inspired the Science in ‘Jurassic Park’
George Poinar, Jr.’s lifelong obsession with amber has led to remarkable discoveries of ancient specimens.