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PODCAST

What If: Science, Theory, and Possibilities

An epic exploration of possibilities. What If is a Webby Award-winning science web series that takes you on a journey through hypothetical worlds and possibilities, some in distant corners of the universe, others right here on Earth. Each scenario examines a scientific theory, research or fact through a hypothetical question.

science

All Episodes

18:56

Better for Life: Mars or Venus?

What If: Science, Theory, and Possibilities ·

2026/02/05

Visit today’s sponsor here to start coaching with a $50 credit.Which planet is more suitable for human habitation: Mars or Venus? While Mars might seem like the obvious choice, Venus presents a compelling case with its potentially better atmosphere and less severe gravity. On the flip side, Mars offers a more favorable surface and could potentially be terraformed. This episode explores five categories to determine which planet is truly better for human life. Support us on Patreon: PatreonGet the

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5:30

Episode Short: What If Jupiter Swallowed Every Planet...

What If: Science, Theory, and Possibilities ·

2026/02/04

You start your day hearing wild news. Jupiter has just swallowed Saturn and it's not stopping there. Jupiter is on its way to swallow every planet in the Solar System. Jupiter has swallowed a planet before; around 4.5 billion years ago, a protoplanet slammed into the young Jupiter. How big would Jupiter get? What would you see from Earth? Would Jupiter get rings like Saturn?Support us on Patreon: Patreon Get the What If book: The What If 100 Book Join this channel to get access to perks: YouTube

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107:43

Mars' Greatest Mysteries Explained

What If: Science, Theory, and Possibilities ·

2026/02/03

Help us win a Webby by voting here. Support us on Patreon: here. From the sun going rogue to unstoppable infections and nature’s wildest disasters—today we explore every way humanity could meet its end. For our full disclaimer, please visit: here. Check out our other channels: How to Survive Aperture T-shirts and merch: here. What If elsewhere: Instagram: here Discord: here Podcast: here What If is a mini-documentary web series that takes you on an epic journey through hypothetical worlds and

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5:29

What If China Invaded Taiwan?

What If: Science, Theory, and Possibilities ·

2026/02/02

The battle lines are drawn. China is about to follow through on its long-standing threat to take over its neighbor, the island nation of Taiwan. What happens now? What could lead these two nations to the brink of war? How would the escalation begin? And if other world powers got involved, would we all be doomed? Made possible with the support of Ontario Creates Support us on Patreon: PatreonGet the What if book: The What If 100 BookJoin this channel to get access to perks: YouTube

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5:29

Episode Shorts: What If a Marshmallow Hit the Earth...

What If: Science, Theory, and Possibilities ·

2026/01/30

Imagine a marshmallow meteorite hurtling towards Earth at 99.9% of the speed of light, which is 299,792 km/s (186,282 mps). Would it disintegrate mid-air or make contact with Earth?Made possible with the support of Ontario Creates. Support us on Patreon.Get the What If book.Join this channel for perks: YouTube Membership. Interested in sponsoring or collaborating? Email us at contact@underknown.com. Our other channels:How to SurviveAperture T-shirts and merch: Shop What If Newsletter: Subscribe

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20:58

If Earth Became All Water

What If: Science, Theory, and Possibilities ·

2026/01/29

Sea levels are rising at an alarming rate. Water rushes to cover streets, quickly swallowing entire cities. Earth is about to become a real-life waterworld. Can humans survive underwater? Or would this be the end of life as we know it? Sure, our blue planet is already 70% ocean. But that 30% of land is the difference between life and death. If Earth suddenly became completely submerged, humanity's chances of survival would be slim. Remove your personal information from the web at joindeleteme.com

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79:04

A More Advanced Civilization Existed Here Before Us?

What If: Science, Theory, and Possibilities ·

2026/01/28

Help us win a Webby by voting here. Support us on Patreon: Patreon From the sun going rogue to unstoppable infections and nature’s wildest disasters—today we explore every way humanity could meet its end. For our full disclaimer, please visit: disclaimer Check out our other channels: How to Survive Aperture T-shirts and merch: What If Store What If elsewhere: Instagram: Instagram Discord: Discord Podcast: Podcast What If is a mini-documentary web series that takes you on an epic journey through

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5:29

What If We Nuked the Sun?

What If: Science, Theory, and Possibilities ·

2026/01/27

Humanity’s nuclear arsenal is capable of destroying all life on Earth. Over. And over. And over. Maybe it's time we dumped it far away. We might want to inhabit other planets in the future, so how about our closest star? How many nukes could we throw at the Sun? What would be the price tag for this mission? And could we accidentally destroy our only source of daylight?Support us on Patreon: PatreonGet the What if book: the What If bookJoin this channel to get access to perks: Join this

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5:29

Episode Shorts: What If Our Bodies Kept Evolving?

What If: Science, Theory, and Possibilities ·

2026/01/26

What will humans look like in 10,000 years? What about 1 million years from now? Will we look like this guy? Eh, probably not. But we'll definitely look different than we do now. What parts of our body would evolve? How long would evolving our bodies take? And who would win the survival of the fittest? Made possible with the support of Ontario Creates: ontariocreates.ca Support us on Patreon: patreon.com/whatifshow/membershipGet the What If book: bit.ly/ytc-the-what-if-100-bookJoin this channel to

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5:29

Episode 635: What If You Lived on Kepler 22-b?

What If: Science, Theory, and Possibilities ·

2026/01/23

635 light-years away, there lies Kepler 22-b, the first planet found within a habitable zone of a Sun-like star. This could mean liquid water, and potentially, life. What would the weather be like there? Made possible with the support of Ontario Creates. Support us on Patreon. Get the What If book. Join this channel for perks: here. Interested in sponsoring our episodes or collaborating? Email us: contact@underknown.com Our other channels: How to Survive Aperture T-shirts and merch: Shop What

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5:29

Shorts: What If Your Bones Were Bulletproof?

What If: Science, Theory, and Possibilities ·

2026/01/21

Bullets can rip through your organs, dislocate your limbs, and shatter your bones. But not today. How could your bones become bulletproof? Which superhero would this make you similar to? And why would this turn your life into a living nightmare?Support us on Patreon: https://www.patreon.com/whatifshow/membershipGet the What If book: http://bit.ly/ytc-the-what-if-100-bookJoin this channel to get access to perks: https://www.youtube.com/channel/UCphTF9wHwhCt-BzIq-s4V-g/join Interested in sponsoring

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5:29

What If You Hibernated for 100 Years?

What If: Science, Theory, and Possibilities ·

2026/01/20

Pack your bags because you’re traveling through space to see Alpha Centauri. There’s just one problem. It’s going to take 100 years. But is it possible to sleep through the trip? Get comfy because you’re going nighty-night for an entire century. What technology would you need? What would happen to your body while you’re asleep? And what sort of stuff could be waiting for you in the future?Made possible with the support of Ontario Creates Support us on Patreon:

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5:29

The Scariest Black Hole Discovery in Our Cosmic...

What If: Science, Theory, and Possibilities ·

2026/01/19

Black holes are dark, matter-devouring balls of gravity. Most of them are so far away that we don't need to worry about them, but not this one. Meet Gaia BH1. This enormous black hole sits right outside our Solar System. Made possible with the support of Ontario Creates. Support us on Patreon.Get the What If book: here.Join this channel to get access to perks: here. Interested in sponsoring our episodes or collaborating? Email us: contact@underknown.com. Our other channels:How to

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20:47

The Most Painful Deaths in Space

What If: Science, Theory, and Possibilities ·

2026/01/16

In this intriguing episode, explore the nine most horrific ways to die in space, as we journey to the most dangerous places in the cosmos. From solar flares to black holes, discover the gruesome realities of space exploration. Made possible with the support of Ontario Creates. Support us on Patreon.Get the What If book: here.Join this channel for perks: here. Interested in sponsoring our episodes or collaborating? Email us: contact@underknown.com. Our other channels:How to SurviveAperture T-shirts

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22:38

What If the Moon Collided With Earth?

What If: Science, Theory, and Possibilities ·

2026/01/15

It's been 150 days since the Moon has been on a collision course toward Earth. As the Moon approaches, ocean tides rise, cities are flooded and destroyed, and volcanoes and earthquakes erupt worldwide. The Moon's gravitational pull grows stronger, causing havoc on our planet.00:00: What If Earth Collided With the Moon?00:29: Timeline: One Year Until Moon Hits Earth01:31: Importance of the Moon’s Position02:20: Potential Climate Shifts03:00: Moon at 250,000 km from Earth03:52: Theia

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16:01

Landing on Proxima Centauri-B

What If: Science, Theory, and Possibilities ·

2026/01/14

Explore the thrilling possibilities of landing on Proxima Centauri b, the closest exoplanet to Earth located four light-years away. Join our interstellar team member, Chase, as he investigates potential extraterrestrial life and navigates the challenges of this intriguing red dwarf star system. Discover the habitable zone, the dangers of atmospheric stripping, and the fascinating terminator zone. Learn more about transit spectroscopy and Chase's adventures in the night zone.Made possible with the

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17:30

Living on Jupiter's Moons

What If: Science, Theory, and Possibilities ·

2026/01/13

Did you know that Jupiter has 95 moons? And some of them are really big, like planet-sized big. I'm going to populate these big moons of Jupiter, and see which one isn't gonna kill me. Made possible with the support of Ontario Creates. Support us on Patreon: Patreon Get the What if book: The What If 100 Book Join this channel to get access to perks: YouTube Membership Interested in sponsoring our episodes or collaborating? Email us: contact@underknown.com Our other channels: How to Survive: How to

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15:52

What If We Destroyed a Black Hole?

What If: Science, Theory, and Possibilities ·

2026/01/12

A black hole is heading straight for Earth. Instead of letting it consume us, we're on a mission to destroy it. We'll use everything from nukes to advanced, possibly inaccessible technology, and maybe even a white hole. Is it possible to destroy a black hole? Enough questions; we have a critical mission—humanity's extinction is on the line. Made possible with the support of Ontario Creates. Support us on Patreon. Get the What If book: here. Join this channel to get access to perks: here. Interested

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81:35

Everything That Could Go Wrong With Rocky Planets

What If: Science, Theory, and Possibilities ·

2026/01/09

What If is a mini-documentary web series that takes you on an epic journey through hypothetical worlds and possibilities. Join us on an imaginary adventure through time, space, and chance while we (hopefully) boil down complex subjects in a fun and entertaining way.Join this channel to get access to perks: YouTube Channel Check out our other channels: How to Survive and Aperture T-shirts and merch available at What If Store Follow us elsewhere: Instagram, Discord, Podcast Produced with love by

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9:34

Living in the Cambrian Period: A Journey 500 Million...

What If: Science, Theory, and Possibilities ·

2026/01/08

You've traveled 500 million years into the past to experience some of the most dangerous seas and alien organisms ever to exist on Earth. Welcome to the Cambrian Period.Do you want to protect endangered species and witness your impact through monthly videos? For the first 200 people to join our friends at Planet Wild, we're offering the first month's Planet Wild subscription for free. Go to Planet Wild and use creator code: WHATIF Get the What If book: The What If Book Join this channel to get

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311 results

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