Philip Shane, Matt Stanley, Gabrielle Paniccia

What The If?

Science EN ↓ 453 episodes

Learn how to think like EINSTEIN! Every week we learn science running imaginative thought experiments. Our brilliant guests are some of the world’s greatest science fiction writers, scientists & science communicators. Leap into a journey to answer the most fascinating question in the universe: What The IF?

Author

Philip Shane, Matt Stanley, Gabrielle Paniccia

Category

Science

Podcast website

whattheif.com

Latest episode

Jul 6, 2026

Where to listen?

Podcasts in the app Replaio Radio Coming soon

Podcasts are coming to the app soon. Install now and be the first to see a whole new take on podcasts

Get it on Google Play Install for free Android 5M+ downloads · 4.8 rating iOS soon

Episodes

111 - Is There GOLD In Them ASTEROIDS! 17.09.2019

Listener Daniel asks: WTiF we could get rich from drilling for gold… in space? --- Please REVIEW our podcast! itunes.apple.com/podcast/id1250517051?mt=2&ls=1 SUBSCRIBE (for free!) pod.link/1250517051 EINSTEIN'S WAR by our very own MATT STANLEY is on sale now! The Washington Post says "Stanley is a storyteller par excellence." A starred review recipient from KIRKUS, PUBLISHER'S WEEKLY, and BOOKLIST...

110 - Inter-Galactic MAILBAG! 10.09.2019

Once again, our listener mail bag is exploding! Our fans, aka our #SuperIFFers discuss our most mind-blowing shows and share their own mind-bending IF's! What the IF... you could hang out with the smartest, funniest, science-y-ist audience in the galaxy? You can! Listen now and FEEL THE IF! --- Please REVIEW our podcast! itunes.apple.com/podcast/id1250517051?mt=2&ls=1 SUBSCRIBE (for free!) pod.lin...

109 - CONQUER the SOLAR SYSTEM with Matt Williams! 03.09.2019

Science journalist and Science Fiction author Matt Williams joins us and asks: What the IF humanity conquered the entire solar system, inhabiting every planet, moon, asteroid, nook, cranny and whatever else we could latch onto… and hang on? What in all the worlds would this society look like? How many new forms of bodies, new cultures, new languages, new levels of snobbery by Earthlings? The immen...

108 - The HELIOPAUSE That Refreshes - with Kirby "NASA Man" Runyon! 27.08.2019

What the IF you could travel to the very EDGE of the SOLAR SYSTEM... and beyond? What would you see when you looked BACKWARDS? What would happen when you encountered the river of energized particles swirling through our galaxy? We're joined by KIRBY "Nasa Man" RUNYON, one of the scientists at the Johns Hopkins Applied Physics Lab who works on the New Horizons mission that visited PLUTO and Ultima...

107 - Land A Man On The EARTH! - with Nancy Atkinson 20.08.2019

It's Opposite Apollo Day! In honor of the 50th Anniversary of the first landing on the Moon, our special guest today is Nancy Atkinson from Universe Today! Her amazing new book is "Eight Years to the Moon: The History of the Apollo Mission." We ask: What The IF we lived on the Moon and had to send the first mission to EARTH? This lunacy gives rise, as with all our IFs, to an amazing about of infor...

106 - What The MONKEY? Part 2 of Our TWIS Special! 13.08.2019

Our TWIS Special, Part TWO! TWIS the IF? What The TWIS? You put your science in my what! It's a special, double stuffed, super combo show. Dr. Kiki invited us to bring the IF to her long-running public radio show and podcast, This Week In Science. In Part 1 we got some science up in the NEWS! Dr. Kiki, Justin & Blair invite Philip & Matt to join the insightful, hilarious and very, very bizarre new...

105 - What The KIKI? Part 1 of Our TWIS Special! 13.08.2019

Our TWIS Special, Part ONE! TWIS the IF? What The TWIS? You put your science in my what! It's a special, double stuffed, super combo show. Dr. Kiki invited us to bring the IF to her long-running public radio show and podcast, This Week In Science. Here in Part 1 we get some science up in the NEWS! Dr. Kiki, Justin & Blair invite Philip & Matt to join the insightful, hilarious and very, very bizarr...

104 - Walking on IO with Robin Andrews! 30.07.2019

DR. ROBIN GEORGE ANDREWS, science writer for The NY Times, National Geographic, Scientific American, and many more, joins us with an IF that'll keep you on your feet: What The IF we could walk on Jupiter's ultra volcanic moon, IO? Would you walk on a hot pizza? If so, you're ready for the trip! The views of Jupiter would be spectacular, but bring your kevlar umbrella because lava's gonna come flyi...

103 - Alastair Reynolds! 23.07.2019

Best selling author ALASTAIR REYNOLDS is our guest! He's Philip's favorite author on the planet and one of the world's most popular Science Fiction writers. Al brings a whopper of an IF, loosely inspired by one of his newest stories, "Different Seas" which he wrote for the new prophetic anthology, "TWELVE TOMORROWS" from MIT Press. WTiF Elon Musk sent a bunch of dummy bots to the red planet into w...

102 - WTiF Apollo Never Stopped? Encore Presenation With FRASER CAIN! 16.07.2019

In honor of the 50th Anniversary of APOLLO 11, we're featuring an encore of our episode with FRASER CAIN -- veteran space journalist and publisher of UNIVERSE TODAY! Fraser asks: WTiF we NEVER STOPPED going to the MOON? Imagine! By now we would have already spent FIFTY YEARS traveling to, and building on The Moon. What incredible things would we have achieved by now? What does this alternative tod...

101 - Planet of POISON! 09.07.2019

Pollution run AMOK! Imagine if no one -- no one at all -- tried to stop the poisoning of our land, water and air? Our listener Daniel asks: What The IF the Environmental Protection Agency were never, ever, ever created? What would America look like, smell like, and taste like? Our most pungent IF yet! -------- EINSTEIN'S WAR by our very own MATT STANLEY is also in stores now! The Washington Post s...

100 - Paul McAULEY Shrinks The SUN! 01.07.2019

The incredible Science Fiction author PAUL McAULEY joins us to celebrate episode 100! With a preview of the science behind his upcoming novel, WAR OF THE MAPS, Paul asks: What The IF we could save the Earth from the inevitable death of the Sun? It's gonna be a lotta work! First we've gotta MOVE the Earth outward when the Sun expands into a RED GIANT, then we need to HUDDLE UP close when the Sun sh...

99 - Living INSIDE The Big BANG 24.06.2019

Listener Bob from Virginia asks what it would be like if you found yourself INSIDE the BIG BANG? Does time flow differently? Can you Netflix and BANG? Why is your best friend who's right next to you suddenly... TRILLIONS of miles awaaaaaayyyyy!!! Put on your helmet and join us inside the freakish inflating spacetime bubble that began it ALL! REVIEW the show: itunes.apple.com/podcast/id1250517051?m...

98 - OWN Your Own BRAIN 17.06.2019

Listener Jon from Sweden ascends to the rank of Super IFFer by submitting a winning IF! Jon asks, "What The IF... we knew EXACTLY how the BRAIN worked?" Would we be stuck as mere observers of the working brain, or could we fiddle with it, improve it, HACK it? How would it feel if you were changing the code of your own brain? Does the BRAIN have an ESC KEY? Let's hope so, because we're pluggin' you...

97 - Spacetime GOGGLES 10.06.2019

100 years ago, the British Astronomer Arthur Eddington confirmed that, as Albert Einstein had said, Spacetime exists, and YOU FEEL Gravity because it's CURVED all around your body... in the 4TH DIMENSION. Wouldn't you like to SEE all this stuff that's tossing you around? Could we ever even HANDLE seeing the 4th dimension? Well, we monkeys are a clever bunch! What the IF we could invent a pair of G...

96 - How To Cook With A Star Trek REPLICATOR 07.06.2019

A brand new, super fun and mostly delicious episode, based on a fabulous question from listener and Super IFFer, Guy Rader! Beam up with us and let's get cookin'! REVIEW the show: itunes.apple.com/podcast/id1250517051?mt=2&ls=1 SUBSCRIBE for free: linktr.ee/whattheifshow BUY, GIFT, READ Matt Stanley's engrossing new book! EINSTEIN'S WAR: How Relativity Triumphed Amid the Vicious Nationalism of Wor...

95 - ASTROLOGY??? Heaven Help Us! 29.05.2019

Astrology is super complicated and totally crazy. But! What The IF... Astrology were REAL? Would there be "personality rays" shooting out of the planets? So many, many questions. Our crack Crazy Elaborate Systems Construction Department is working overtime to make this Astrology thing work in a genuinely SCIENTIFIC way. Amazingly, our WIZARD OF SCIENCE AND SCIENCE HISTORY AND CRAZY OLD BELIEF SYST...

94 - MEAT Vs. The WORLD 20.05.2019

What the IF everyone in the world STOPPED eating MEAT? Delicious, delicious meat... be gone! REVIEW the show: itunes.apple.com/podcast/id1250517051?mt=2&ls=1 SUBSCRIBE for free: linktr.ee/whattheifshow BUY, GIFT, READ Matt Stanley's engrossing new book! EINSTEIN'S WAR: How Relativity Triumphed Amid the Vicious Nationalism of World War I. Choose your favorite store here: https://www.penguinrandomho...

93 - EINSTEIN'S WAR - Part Two - With Author MATT STANLEY 14.05.2019

Matt has an amazing new book! Here in part two of our journey with Einstein, we dive even deeper (!) into Professor Stanley's incredible story about how, while living through hunger, freezing and fear, the unknown and unheard of Professor Albert Einstein became... EINSTEIN. What The IF, we ask: World War I never, ever happened? Would Einstein have solved his Theory of Relativity sooner -- or, perh...

92 - EINSTEIN'S WAR - Part One - With Author MATT STANLEY 07.05.2019

Matt has an amazing new book! We dive into Professor Stanley's incredible story about how, while living through hunger, freezing and fear, the unknown and unheard of Professor Albert Einstein became... EINSTEIN. What The IF, we ask: World War I never, ever happened? Would Einstein have solved his Theory of Relativity sooner -- or, perhaps, NEVER AT ALL? REVIEW the show: itunes.apple.com/podcast/id...

91 - Standing TALL On A Dwarf PLANET - Visit PLUTO With Kirby Runyon! 30.04.2019

KIRBY RUNYON, science team affiliate on the NEW HORIZONS mission to Pluto, Charon, and the Kuiper Belt and a science team collaborator on the HiRISE camera currently in orbit around Mars, takes us to the gateway to the Kuiper Belt! Where on PLUTO would you LAND? What would it be like to WALK there? Could you JUMP to it's moon Charon? How much SCIENCE could you do, and how much FUN could you have?...

90 - VOLCANOES Like To Party - With Volcanologist Karen Holmberg! 23.04.2019

Archaeologist and self-described Volcano Fetishist Dr. Karen Holmberg LOVES Volcanos… so we make her dream come true: What The IF you could invite ALL THE VOLCANOES in the world to a COCKTAIL PARTY! Dr. Holmberg takes us around to meet all her favorite exploding mountains, and the people who live at their feet, and we learn how each giant has it’s own personality. As the night progresses, and the...

89 - Fraser Cain - WTiF Apollo Never Stopped! 16.04.2019

We're super honored to be joined this week by an incredible special guest: FRASER CAIN, veteran space journalist and publisher of UNIVERSE TODAY! In celebration of the upcoming 50th Anniversary (!!!) of APOLLO 11's historic landing on the Moon, we ask... WTiF we NEVER STOPPED going to the MOON? Imagine! By now we would have already spent FIFTY YEARS traveling to, and building on The Moon. What inc...

88 - Sci - Fi Author, DAN MOREN - "What The IF ENCRYPTION Runs Amok?" 09.04.2019

We're honored to be joined this week by the awesome Science Fiction writer, and esteemed technology journalist, DAN MOREN, who brings us an important, enigmatic, spooooooky IF... You are being watched, listened to, logged, sorted, faved, hashed and salted by TECHNOLOGY every moment of the day, including right now! Our devices are tattle-telling on us to their corporate bosses, gathering GIGABYTES...

87 - Galactic MAILBAG! 03.04.2019

Our cup of listener mail overfloweth! This week: our fans, aka our #SuperIFFers discuss our most mind-blowing shows and the latest science news stories. What the IF... you could hang out with the smartest, funniest, science-y-ist audience in the galaxy? You can! Listen now and FEEL THE IF! Share your love of the show REVIEW: itunes.apple.com/podcast/id1250517051?mt=2&ls=1 Don't miss An IF SUBSCRIB...

Listen to the What The If? podcast in Replaio

Radio and podcasts in one app - free, with no sign-up. Install today and do not miss the launch

Get it on Google Play

Replaio is not a podcast publisher; show names, artwork and audio belong to their authors and are distributed through public RSS feeds.