What If: Science, Theory, and Possibilities

Have a collision idea? Tell us in the comments what you want to see us smash together next! 00:05: What If Our Universe Was Inside a Black Hole?21:28: What If a Black Hole Flew By Earth at the Speed of Light?39:16: What If You Spent a Nanosecond in a Black Hole?56:30: What If You Fell Into the Biggest Void in the Universe?56:30: What If We Destroyed a Black Hole?1:25:24: What If Earth Were Sucked...

There's a problem with the Earth's core. It's right there under our feet, but we've never actually seen it. Today, we're going to address that. We're going to find a solution to drill all the way to the center of Earth. And then, we'll see you fall right through the planet. This is going to be fun. Or not. Ever wondered what would actually happen? Explore our biggest 'What If' scenarios and go dee...

This episode explores the fascinating possibility of Earth evolving into a Type III Civilization on the Kardashev scale. With trillions of planets in the Universe and no confirmed signs of alien life, it’s time to consider making interstellar noise, constructing megastructures, and potentially confirming whether we are alone in the cosmos. Discover how humanity could accelerate its evolution, poss...

What if Pluto suddenly became the largest object in our solar system? This episode explores the cosmic consequences of the solar system's "underdog" dwarf planet growing to massive proportions. Ever wondered what would actually happen? Explore our biggest What If scenarios and go deeper with the What If community. The What If Book Articles JOIN THE COMMUNITY Discord WhatsApp Instagram Twitter/X Fa...

Enjoying this video? Dive deeper into the world of science and discovery with Popular Science, the free streaming channel bringing you more of what you love from What If, plus epic explorations in engineering, rocket launches, movies, space, and Earth sciences. Support us on Patreon. Check out our other channels: How to Survive Animalogic Aperture Get your T-shirts and merch. Follow What If: Insta...

Black holes are one of the most devastating objects in space, sucking up everything around them. But there's another space phenomenon that's just as destructive, known as a white hole. What would happen if these two objects met in space and collided? Who would win in this cosmic battle? And what is a white hole anyway? Explore our biggest What If scenarios and delve deeper with the What If communi...

Imagine compressing the entire known Universe, spanning 93 billion light-years and containing two trillion galaxies and countless celestial bodies, into a space smaller than a proton. This singularity represents the origins of our Universe, the moment before the Big Bang. Ever contemplated what might actually occur? Dive into our most profound What If scenarios and engage with the What If communit...

What would happen if humanity decided to unleash nuclear weapons on every planet in our Solar System? From the scorching surface of Mercury to the icy edges of Neptune, this thought experiment pushes science, physics, and imagination to their limits. In this exploration, we examine how nuclear explosions would behave in diverse environments, such as the crushing atmosphere of Venus, the gas giants...

What if our Sun was suddenly replaced by the red supergiant Betelgeuse? Ever wondered what would actually happen? Explore our biggest 'What If' scenarios and go deeper with the What If community. The What If BookArticles JOIN THE COMMUNITY DiscordWhatsAppInstagramTwitter/XFacebook SUPPORT WHAT IF MerchJoin this channel for exclusive perksPatreon MORE FROM UNDERKNOWN Aperture – Philosophy & Psychol...

What happens when the world’s most powerful political leader goes to war with the leader of 1.4 billion people? Ever wondered what would actually happen? Explore our biggest What If scenarios and go deeper with the What If community. The What If Book Articles JOIN THE COMMUNITY Discord WhatsApp Instagram Twitter/X Facebook SUPPORT WHAT IF Merch Join this channel for exclusive perks Patreon MORE FR...

The United States and Israel have been allies for nearly 80 years, a relationship defined by billions in weapons and dozens of UN vetoes. But what if this alliance isn't as unbreakable as we believe? Explore our biggest What If scenarios and delve deeper with the What If community. The What If Book Articles JOIN THE COMMUNITY Discord WhatsApp Instagram Twitter/X Facebook SUPPORT WHAT IF Merch Join...

NASA's Kepler Space Telescope has discovered 2,784 distant alien worlds. While some orbit within habitable zones and look like Earth, they are far from safe. Join us as we explore the lethal conditions of six specific Kepler planets. Ever wondered what would actually happen? Explore our biggest What If scenarios and go deeper with the What If community. The What If Book Articles JOIN THE COMMUNITY...

Higher gas prices? That's just the beginning. What happens if it never reopens? Ever wondered what would actually happen? Explore our biggest What If scenarios and go deeper with the What If community. 📘 The What If Book: https://bit.ly/WIFBook 📝 Articles: https://whatifshow.com/ ─────────────────────────────JOIN THE COMMUNITY───────────────────────────── 💬 Discord: https://discord.gg/Bj5Unspbw...

Today, we explore the colossal scale of the largest objects in our observable Universe. It's all about size, not mass. While black holes and neutron stars are incredibly dense, they don't make the cut on our list of massive objects. Join us as we delve into the vastness of space and discover just how 'huge' things can get. Timeline: 00:00 True Scale of the Largest Objects in the Universe01:34 Jupi...

39 light-years from Earth lies the TRAPPIST-1 star, illuminating seven Earth-sized exoplanets. These planets, packed tightly, are fascinatingly close to their star, with three potentially habitable. Join explorer Chase as he rates these celestial bodies, exploring which are most suitable for life and which are perilously deadly. Discover the unimaginable ‘What If’ scenarios within the TRAPPIST sys...

NASA is planning to return to the moon, but this time, it's not just a visit. Welcome to Space Race 2.0, where the goal has shifted from planting flags to establishing permanent infrastructure and control. Ever wondered what would actually happen? Explore our biggest What If scenarios and go deeper with the What If community. 📘 The What If Book 📝 Articles JOIN THE COMMUNITY 💬 Discord 📲 WhatsAp...

Every planet in the solar system is hurtling toward Earth for an epic collision. In this special planetary battle royale, we use Space Sim to simulate six increasingly destructive cosmic crashes to see the physics behind the destruction. From being swallowed by gas giants to the formation of a brand-new magma world, we explore if anything, or anyone, could possibly survive. Have a collision idea?...

What would happen if the United States invaded Iran? While many might assume it would be similar to the war in Iraq, the reality of the geography and military strategy suggests a much different outcome. Ever wondered what would actually happen? Explore our biggest What If scenarios and go deeper with the What If community: 📘 The What If Book 📝 Articles ─────────────────────────────JOIN THE COMMU...

One second, you're your regular size, the next, you're towering over a skyscraper. And some 40 years later? You're the size of a planet. Yeah, you've been growing. ASTRONOMICALLY. Soon, you'll become a human bridge between Earth and the Moon. That is, if you don't collapse into a black hole. Today, we've got you growing 1 cm every second. Ever wondered what would actually happen? Explore our bigge...

Support us on Patreon From the first spark of life to the extinction of the dinosaurs, explore prehistoric Earth in one marathon watch. 🦕 Experience billions of years of evolution, giant creatures, and moments that shaped life as we know it. Check out our other channels: How to SurviveAnimalogicAperture T-shirts and merch What If elsewhere: InstagramDiscordPodcast What If is a mini-documentary we...

Hang on because we’re about to screech to a halt. That’s right, the Earth is going to stop spinning for five seconds. How much damage would this sudden stoppage cause? What would you experience in different parts of the world? And when the Earth starts spinning again, would it still be habitable? How would the day and night cycle be affected? Why would there be strong winds? Ever wondered what wou...

Imagine looking up to see a gas giant 33 times wider than the Moon dominating the sky with its massive rings stretching across the horizon. But this stunning view comes with a heavy price. Ever wondered what would actually happen? Explore our biggest What If scenarios and go deeper with the What If community. The What If Book Articles JOIN THE COMMUNITY Discord WhatsApp Instagram Twitter/X Faceboo...

You see, there are 2 trillion galaxies out there in the Universe. Within them, there are trillions of stars. The Universe is a strange place, and the view is about to get spectacular. So buckle up. We are traveling from Mercury to the edge of the known Universe, to witness the most beautiful, and deadly, alien sunsets you've ever seen. Ever wondered what would actually happen? Explore our biggest...

There's a problem with the Earth's core. It's right under our feet, yet we've never actually seen it. Today, we explore solutions for drilling to the Earth's center. What would happen if you fell through the planet? Let's find out. Discover the history of the Kola Superdeep Borehole and the challenges it faced. Understand the massive scale of drilling to the core and the effects of the Coriolis fo...

What would happen if humanity reached its absolute peak? No disease, no inefficiency, no wasted potential—just a fully optimized species operating at maximum intelligence, strength, and coordination. Sounds perfect… right? If you want to learn more about Rezolve AI (NASDAQ: RZLV) go to their investor website: Rezolve AI Investor Website. This content was conducted on behalf of Rezolve AI PLC (NASD...