On Today's Podcast
Is that garbage can bear resistant? These bears will find out
In the name of safety, test engineers turn pill bottles over to kids, launch dead chickens through jet engines, and let bears loose on coolers.
Listen NowOctober 23, 2026
CRISPR pioneer Jennifer Doudna discusses the evolution of gene-editing technology and what it takes to be a good scientist. Timekeepers around the world voted to stop using leap seconds, but what does that mean for us? Plus, how "problem bears" help test engineers evaluate consumer products, author Kazuo Ishiguro on emotional truth in our age of AI, and the science of apple varieties.
Rainbow in a Tree
This eucalyptus’ kaleidoscopic bark is a photographer’s delight.
30:01
Hurricane Sandy Recovery, One Year Later
A year after Hurricane Sandy, differing visions for the coastline of tomorrow.
16:57
To Learn How Your Camera Works, Try Building One
The Bigshot Do-It-Yourself Digital Camera kit gives tinkerers a view of a camera’s anatomy.
16:51
Einstein’s Real Breakthrough? Quantum Theory
Einstein is best known for relativity, but was his quantum theory more revolutionary?
29:58
Chris Hadfield’s Lessons From Life in Orbit
Retired astronaut Chris Hadfield explores life floating through space and back on Earth.
Einstein’s Monster
An excerpt from “Einstein and the Quantum: The Quest of the Valient Swabian.”
8 Minutes, 42 Seconds to Space
An excerpt from “An Astronaut’s Guide to Life on Earth.”
Time Traveling at La Brea Tar Pits
The SciFri staff visited La Brea Tar Pits, which is celebrating 100 years of excavation.
Mavericks Of The Bat World
Mexican free-tailed bats engage in aerial acrobatics reminiscent of the jet maneuvers in “Top Gun.”
Am I A Psychopath?
An excerpt from “The Psychopath Inside: A Neuroscientist’s Personal Journey into the Dark Side of the Brain.”
12:09
The Real-Life Walking Dead
People suffering from Cotard’s syndrome believe they are dead or no longer exist.
17:29
Uncovering the Brain of a Psychopath
Neuroscientist James Fallon’s brain scan matched the patterns in the scan of a psychopath.
12:26
Climate Change Aids Toxic Slime’s Advance
Toxic blooms of cyanobacteria are choking lakes and rivers worldwide, due in part to warmer waters.
3:59
Discover the Inner Beauty of the Naked Mole Rat
How do naked mole rats live to 30 years without getting cancer?
22:44
Craig Venter: Life at the Speed of Light
In his latest book, Venter imagines printing out flu vaccines and teleporting Martian DNA.
23:27
Science Goes To The Movies: ‘Gravity’
Astronauts separate fact from fiction in Alfonso Cuarón’s “Gravity.”
Great Balls of Lightning!
The phenomenon has impressed people for centuries, but it has yet to be created in the lab.
The Inner Beauty of Naked Mole Rats
How do naked mole rats live to 30 years without getting cancer? Research by Vera Gorbunova and Andrei Seluanov of the University of Rochester shows how these aesthetically challenged creatures live long, cancer-free lives.