The Best Of Science Friday, 2021
These are the science stories that moved and inspired us this year, made and selected by Science Friday’s staff.
Vocal Fry: Why I’m Not Getting A Voice Coach
Vocal fry has been around for ages. So why are people suddenly so bothered by it?
16:56
Squirrel-Nut Economics And Other Agility Tricks
Researchers are learning about memory, learning, and economics from our bushy-tailed neighbors.
11:11
In First Real-World Experiment, Red Seaweed Cuts Methane In Cows By More Than Half
Researchers fed a working dairy’s cows red algae. It had a stunning impact.
26:05
SciFri Reflects On Three Decades Of Covering Science News
A lot has changed since the first broadcast in 1991. The show’s commitment to science hasn’t.
11:14
A Maggot Revolution In Modern Medicine
Fly larvae have been used to cure wounds for thousands of years. Researchers say they’re still more useful than you might think.
39:09
The Hot And Cold Past Of The Air Conditioner
From the 1904 World’s Fair to deadly heat waves, take a look back at more than a century of AC.
Your Vote Counts In The Charismatic Creature Carnival!
Are you ready to vote for this month’s most Charismatic Creature? After you hear from our experts, cast your ballot!
What Cherokee Fire Pots Can Teach Us About Thermal Conduction
Learn about thermal energy by examining the design of Cherokee fire pots, then reflect on Indigenous ways of knowing and westernized notions of science.
36:19
Why Gender-Affirming Healthcare Is ‘Lifesaving Care’
Two medical providers discuss how gender-affirming healthcare helps transgender kids—and adults—figure out who they are. Plus, what opponents get wrong about what this care does.