April 18, 2025
Are traffic engineering decisions based on evidence-based research? Not as much as you might think. Plus, researchers captured the first confirmed video of a colossal squid swimming in its natural habitat. And, with brain-implanted devices, people with paralysis have been able to command computers to “move” virtual objects and speak for them.
Welcome To The Emotion Arcade
A new generation of video games engages complex emotions like empathy, complicity, and grief. Game researcher Katherine Isbister gives a newbie gamer a tour of the “Emotion Arcade.”
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.