On Today's Podcast
Why are we changing the way we keep time?
Timekeeping scientists around the world voted to stop using leap seconds, but what does this mean for us?
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.
Simulate Net Forces to Predict an Object’s Motion
Use a simulation from PhET Interactive Simulations to model force in a tugging competition and a pushed skateboard.
21:26
Climate Deal or Not, Fight Against Global Warming Has Begun
Last year, for example, new solar plants outpaced coal installations in the U.S., and carbon-trading schemes across state and national borders have already begun.
7:42
How Long Does a President’s Legacy Last?
In 1991, 53 percent of students tested could recall Lyndon Johnson as the 36th president; that number dropped to 20 percent by 2009, according to a new study released in Science.
16:50
Paola Antonelli: ‘Design Is More Than Cute Chairs’
For MoMA curator Paola Antonelli, “design” includes computer interfaces, video games, and maker kits.
12:07
You Are ‘When’ You Eat
In mice, eating within an 8-12 hour window helped to prevent and even reverse obesity and type 2 diabetes.
17:13
Test Launch Marks New Phase for NASA
NASA is in early stage test flights for Orion, its updated crew capsule, but the spaceflight landscape is changing.
7:21
What’s Killing West Coast Starfish?
Scientists have linked an unprecedented starfish die-off along the West Coast to a virus.
9:08
Near City Streets, an Insect Cleaning Crew
Ants and other insects could be able to remove thousands of pounds of food waste from street medians and city parks each year.
Seals Deep Dive for Ocean Data
Seals sporting telemetry tags are providing scientists with data on the ocean environment.
The Design Arcade
Join the Museum of Modern Art’s Senior Curator of Architecture and Design, Paola Antonelli, on an exclusive tour of the video games in their collection.
David Livingstone’s Beetles
A museum curator has discovered a box of beetles containing specimens collected during a famous expedition.
47:30
Ig Nobel Prizes Salute Science’s Strange and Silly
In a Science Friday holiday tradition, we’re playing highlights from this year’s 24th First Annual Ig Nobel awards ceremony.
29:27
Does Your Genome Belong to Your Family, Too?
Should doctors share information about your risky genes with your family, since they, too, might harbor that suspect DNA sequence?
16:55
An Art Movement Where Art and Science Collide
In the new art movement “art-sci,” artists take inspiration from science, use scientific techniques in their artwork, and inspire new science.
How a Bohemian Engineer Helped Blend Art and Science
An excerpt from “Colliding Worlds.”
Cranberries, With A Side Of Science
Some tasty facts about the popular Thanksgiving treat.
Truth, Educated Guesses, and Speculations in ‘Interstellar’
An excerpt from “The Science of Interstellar.”
What Exactly IS a Comet?
Gather evidence from interviews with scientists about comets, then create a wordy illustration of comet characteristics.
17:27
Would You Trust a Robot to Schedule Your Life?
Given access to your Google calendar, a personal assistant named Amy will happily schedule all your appointments. The catch? She’s a machine—a digital personal assistant.
16:58
Food Failures: The Science Of Side Dishes
Find out how to avoid Turkey Day trip-ups in this episode of our “Food Failures” series.