On Today's Podcast
The Nobel winner searching for deep-space neutrinos in Antarctica
In 2013, Francis Halzen spoke with Ira about the IceCube Neutrino Observatory. This week, Halzen won the Nobel Prize.
Listen NowOctober 2, 2026
The tiny, three-pound tilcayo is the first cat species to be described in a century, and, yes—it is as cute as you’d think. Are natural history museums going extinct? John Wilson’s latest feature film, “The History of Concrete” is an idiosyncratic journey about more than just concrete. Plus, to prepare for an overseas game, the LA Rams tried a Hail Mary jet lag strategy.
17:02
What’s The Best Way To Recover After A Workout?
It turns out, there’s no right answer. Science writer Christie Aschwanden debunks our most commonly held beliefs about sports recovery with science.
Now Screening: Cephalopod Movie Night!
Cephalopod Movie Night returns! From June 21 to 28, celebrate our favorite undersea creatures with Science Friday at 10 cities across the nation.
16:57
Is America Ready For A Climate Change Candidate?
Presidential candidate Jay Inslee has staked his bid for the White House on fighting climate change. But is that issue enough to get people to the polls?
Science Friday Live In Boulder
On Saturday June 15th, Ira Flatow and the Science Friday crew are heading to Boulder, Colorado.
Fifth Annual Science Friday Trivia Night!
On Wednesday, May 29, our fifth annual Science Friday Trivia Night returns to Brooklyn.
The Origin Of The Word ‘Mercury’
From ancient alchemists to Lewis and Clark, mercury has a storied history.
Tough Times for the World’s Oldest Trees
The bristlecone pine tree can live up to 5,000 years. Will these ancients continue to survive under climate change?
First Take With Science Friday In Huntsville
On May 21, enjoy “First Take With Science Friday,” live from Huntsville, Alabama!
6:50
NASA Is Making Some Big Promises. But Can It Deliver?
NASA’s all-female space walk is cancelled the same week the Trump administration announces a shorter timeline for a manned lunar mission.
The Language Of Calculus
Mathematician Steven Strogatz argues that “humans have used calculus to remake the world.”
5:15
A Glacier Grows In Greenland (For Now)
Scientists report cooler Arctic waters have temporarily thickened the ice at the edge of Jakobshavn Glacier in Greenland.
17:10
One Constant, Two Answers
Astronomers are trying to figure out how fast the universe is expanding. But two approaches are giving different answers.
16:28
Was The Flu Near You?
‘Flu Near You’ created a map of this season’s influenza-like illness across the U.S. How did the SciFri community stack up?
23:12
Steven Strogatz On The ‘Infinite Powers’ Of Calculus
From gravity to HIV treatments, calculus has helped us understand our universe.
23:16
Metaphors, Medicine, And The Poetry Of Science
For National Poetry Month this April, we’re looking at where science waxes poetic.
‘My God, It’s Full Of Stars’
Read Poet Laureate Tracy K. Smith’s poems influenced by science.
The Poetry Of An X-Ray
Rafael Campo, a doctor and a poet, turns his experiences in the operating room into poetry.
How To Catch The Flu (Under The Lens)
Since 1983, electron microscopist Cynthia Goldsmith has captured the beauty of deadly viruses.
The Origin Of The Word ‘Helium’
Astronomers thought the element could only be found in the sun.
Would You Trust AI With Your Health?
In his new book, Eric Topol argues that AI can be used in hospitals for everything from patient safety to improving workflow.