- 7 months ago
What’s actually on the other side of a black hole? In this video, we explore what physics allows, what science can test, and where theories start to break down. We’ll talk about event horizons, spacetime, and why black holes mess with reality itself — all in simple terms. From wormholes to total nothingness, we’ll separate real science from pure speculation. If cosmic mysteries and mind-bending questions fascinate you, this one’s unmissable. Animation is created by Bright Side.
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Music from TheSoul Sound: https://thesoul-sound.com/
Check our Bright Side podcast on Spotify and leave a positive review! https://open.spotify.com/show/0hUkPxD34jRLrMrJux4VxV
Subscribe to Bright Side: https://goo.gl/rQTJZz
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Our Social Media:
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Instagram: https://www.instagram.com/brightside.official
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Stock materials (photos, footages and other):
https://www.depositphotos.com
https://www.shutterstock.com
https://www.eastnews.ru
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For more videos and articles visit: http://www.brightside.me
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This video is made for entertainment purposes. We do not make any warranties about the completeness, safety and reliability. Any action you take upon the information in this video is strictly at your own risk, and we will not be liable for any damages or losses. It is the viewer's responsibility to use judgement, care and precaution if you plan to replicate.
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FunTranscript
00:00Black holes, an enigma that has puzzled scientists and captivated our imagination for decades.
00:07But what's hiding inside of a black hole?
00:10Is it a void? A bottomless pit? A parallel universe?
00:14We don't know for sure yet, but scientists might have some ideas.
00:18So let's hear them out.
00:21Picture this. In the vastness of space, there's a supermassive star, shining bright like a diamond.
00:28But like all good things, this star's party can't last forever.
00:33Eventually, it runs out of fuel and goes out with a bang.
00:37Quite literally, the star collapses under its own gravity, creating an implosion.
00:44Now, this collapse is so intense that it creates a bottomless pit in space, like a sinkhole.
00:51This is what we call a black hole.
00:54The ultimate no-escape zone, sucking up everything in its vicinity, including light.
01:02Imagine yourself approaching a black hole.
01:05The black hole itself doesn't emit any light, but you can notice a dazzling display of cosmic fireworks surrounding it.
01:13The accretion disk.
01:14It's like a celestial carousel of gas and dust, swirling in a mesmerizing dance around the black hole.
01:22The incredible gravitational forces pull all this material from their surroundings, creating this celestial furnace.
01:28Of course, it's very unlikely that you would have survived in this place.
01:36Temperatures here soar to millions of degrees.
01:39Also, it's constantly dazzling x-rays and high-energy radiation that can be detected from telescopes on Earth.
01:46But let's imagine that you did survive, somehow.
01:52As you get closer, you notice a mysterious boundary looming ahead.
01:56The event horizon.
01:58It's a point of no return, beyond which the laws of physics seem to go haywire.
02:04Now you're stuck in a space traffic jam.
02:06And no matter how hard you hit the gas, you're going nowhere.
02:11Once you cross this threshold, not even light can escape.
02:14And now, you inevitably fall into a black hole.
02:21What do you see around you?
02:24According to the genius physicist Albert Einstein, space and time aren't separate entities,
02:30but rather intertwined in a fabric called space-time.
02:34It's like a cosmic trampoline that can stretch and bend if you place something heavy on it.
02:40And black holes are super heavy.
02:42Which is why they distort this trampoline in the most extreme way possible.
02:47So, when you venture close to a black hole, you're in for a roller coaster ride.
02:54The curvature of space-time becomes so intense that it's like a whirlpool pulling everything in, even light itself.
03:02Everything around you looks like a space funhouse with distorted colors and rays of light that keep shifting.
03:09All this makes you feel like you're doing the moonwalk on a treadmill.
03:12Also, the curvature of space-time around a black hole is so extreme that it creates a phenomenon called time dilation.
03:24Time near a black hole moves at a different pace than in the rest of the universe.
03:28The closer you are to the black hole, the slower time ticks, like a slow-motion effect.
03:36And the deeper you fall, the weirder things get.
03:40The laws of physics seem to break down before your very eyes.
03:44But suppose you somehow manage to survive all this madness.
03:48Where exactly are you falling?
03:50What awaits you on the other side?
03:52Is there even an other side?
03:55As you venture deeper into the celestial maelstrom, you reach an elusive and mysterious point called the singularity.
04:05It's the heart of a black hole, a place where all matter and energy are crushed into a single, unimaginably dense point.
04:14Imagine cramming masses of entire stars to something that is essentially a pinprick.
04:20And now that you're here, forget about the usual rules of physics.
04:27Welcome to a new realm, where the known breaks down and the unknown takes over.
04:34So, what does this unknown look like?
04:38Well, there are a couple of theories.
04:42First off, it could be a gateway to other dimensions.
04:45What if there are multiple universes hiding within black holes, like nesting dolls?
04:51According to this theory, the interior of a black hole could be a portal to a parallel universe,
04:57with its own set of physical laws and possibilities.
05:00This parallel universe could be drastically different from our own world.
05:05What a mind-bending idea!
05:08Or what about wormholes?
05:11Imagine black holes forming a space subway system.
05:15Connecting different regions of space and time with each other.
05:19These theories suggest that the extreme gravitational pull of a black hole could create a wormhole.
05:26A tunnel that could transport you to another galaxy.
05:29Or even to the past or future.
05:32It's like finding a secret passage in a video game.
05:37That's not all.
05:39Some scientists propose that inside a black hole, we might find some exotic matter.
05:45Some strange matter with weird properties or negative energy density.
05:49If that's the case, this would defy our understanding of the universe.
05:53And finally, one of the most mind-bending theories is that a black hole could actually lead to a white hole.
06:05Imagine, as you fall further, you suddenly find yourself in a blindingly bright space show.
06:11You're in a white hole.
06:13This is a fountain that's spewing out matter, energy, and information into the universe with reckless abandon.
06:21The birthplace of new universes.
06:23You see, while black holes are known for their event horizon, white holes have an anti-event horizon.
06:33With black holes, everything can enter and nothing can come out.
06:37With white holes, it's the other way around.
06:39They repel everything.
06:41White holes are hypothetical objects.
06:46Their existence hasn't yet been proven.
06:48But if it turns out that they exist, they could be connected to black holes.
06:53It makes sense.
06:54Black holes suck everything in.
06:56And white holes should take their matter from somewhere.
07:00And all this matter and energy coming out of the white hole could potentially form new universes.
07:06Together with black holes, they could form a universal cycle of creation.
07:12The end of one universe leads to the birth of another.
07:17All these theories are beautiful and fascinating.
07:21But here's the catch.
07:23There's still no concrete evidence of any of them.
07:28Black holes still remain one of the biggest mysteries of our world.
07:32Unfortunately, studying these mysterious beasts isn't easy.
07:36They're super elusive.
07:40And this is one of the biggest challenges for scientists.
07:43Black holes don't emit light.
07:45So they can't be seen directly.
07:47They're essentially invisible to telescopes that rely on light.
07:51Making them incredibly difficult to observe.
07:53That's why scientists have to rely on things like x-ray emissions.
07:57The effects of a black hole's gravity on nearby objects.
08:01And other clues.
08:04They're also very unpredictable.
08:06For black holes, physics is like a fun playground.
08:11They warp space and time around them.
08:14Which makes it difficult to predict and understand their behavior.
08:19But don't worry, space enthusiasts.
08:21The future of research in this field is as promising as ever.
08:25We've already made incredible discoveries.
08:27For example, in 2019, we captured the first ever direct image of a black hole.
08:34This is a central black hole of the galaxy Messier 87.
08:38A few years later, we also took a photo of a black hole in the center of our own galaxy, the Milky Way.
08:44This one is called Sagittarius A-Star.
08:46All this has opened up new avenues for research.
08:50And these aren't the only cool things we've discovered in recent years.
08:57Let's take gravitational waves, for example.
08:59You know how rocks leave ripples after falling into water?
09:04Well, gravitational waves are ripples in the fabric of space-time.
09:08They carry clues about the most cataclysmic events in the universe.
09:12They've allowed us to listen to the universe, unveiling previously hidden phenomena and events.
09:19And all these observations provide us with a new way to study black holes.
09:25We constantly make new advancements in technology.
09:29The James Webb Space Telescope will provide us with even more detailed observations
09:34and insights into the mysteries of black holes.
09:40There's still so much we don't know.
09:42But that's the beauty of science, the thrill of the unknown,
09:46and the curiosity that drives us to explore the mysteries of the universe.
09:51So, let's keep peering into the cosmic abyss
09:54on the thrilling quest to unlock the secrets of our world.
09:59You're traveling through space, trying to get through an especially rough patch.
10:05You gotta dodge asteroids, space debris, wandering black holes.
10:10Now, it's not an episode of a sci-fi series, at least not completely.
10:14For the first time ever, astronomers have found a black hole that's completely alone,
10:19drifting through space, with no stars or planets nearby.
10:23This black hole is about 5,000 light-years away from us in our own Milky Way galaxy.
10:29Do we need to look for a hero with superpowers to save Earth?
10:34First things first, a black hole is a place in space where gravity pulls so much
10:40that nothing, not even light, can get out of this region.
10:43The gravity is so strong there because a huge amount of matter is squeezed into a tiny space.
10:51Supermassive black holes, hundreds of thousands to billions of times the mass of our Sun,
10:56are often found at the centers of galaxies.
11:00Most of them stay put or move at a very, very slow pace.
11:04But the newly discovered black hole is much weirder than anything we've seen before.
11:10First of all, it tries to avoid commitment.
11:13It's lonely, with no companion star or home galaxy.
11:17An even stranger thing is that it's zooming through space at a speed of 31 miles per second.
11:23What might be the reason for this speedy cosmic journey?
11:26Let's look at the following imaginary scenario.
11:30One day, a really massive star exploded in a supernova.
11:34It was the very star that formed our black hole.
11:37The resulting blast gave the new black hole a massive kick and sent it flying through the galaxy,
11:43starting its unbelievable voyage.
11:45Now, it's only one of a few possible explanations, but it sounds quite plausible.
11:50I bet you can't help but think,
11:54what if this wandering black hole decides to visit our solar system?
11:57Are we doomed?
11:59Scientists tell you to relax and breathe out.
12:02This black hole is very far away,
12:04and your chances of ever encountering it are infinitesimal, if any.
12:09Plus, this black hole is totally quiet and dark at the moment.
12:14One day, it might wake up and start glowing.
12:17It'll happen if it begins to eat something.
12:19In the near future, powerful new telescopes may find many more wandering black holes like this one.
12:28Usually, black holes are super hard to find because they don't give off any light.
12:34You can only detect them when they're eating nearby matter.
12:38That makes them glow brightly.
12:40Or when they have a companion star.
12:43In this case, it moves in a strange way,
12:46which gives away the presence of a black hole.
12:50But this newly discovered black hole is lonely, totally by itself.
12:55There's no glowing, no companion star moving hectically.
12:58So, how did scientists spot our cosmic wanderer?
13:03They used something called gravitational microlensing.
13:07That's when the black hole's gravity bends and magnifies the light from a star located behind it.
13:13Kind of like using a magnifying glass, hence the name.
13:16This method allowed scientists to detect the black hole even though it was completely dark.
13:22All in all, black holes are fascinating things, and some of them are truly unique.
13:28Like these biggest black holes ever found.
13:32You see, almost every galaxy has a supermassive black hole at its center.
13:36They're huge, with masses millions to billions of times bigger than our sun.
13:44One of those is called TUN 618.
13:47It's a really huge and powerful black hole that's part of something called a quasar.
13:53A super bright spot in space emitting incredible amounts of energy.
13:58TUN 618 is very, very far away, about 18.2 billion light years from Earth.
14:06And it's 40 billion times heavier than our sun.
14:09There are also black holes that feed on their own kind.
14:15Black holes are known for devouring anything that gets too close.
14:19And this anything can include not only stars and gas, but also other black holes.
14:26Scientists witnessed a ginormous black hole at the heart of one galaxy being swallowed
14:31by an even larger black hole in another galaxy.
14:35It was the first time we detected such an event.
14:37The discovery was made using NASA's Chandra X-ray Observatory.
14:43One black hole weighs about 30 million times the mass of the sun,
14:47while the other has at least 1 million times the mass of the sun.
14:52Then, there is a bullet-shooting black hole.
14:56Apparently, black holes don't just swallow matter, they can also shoot it out.
15:01For example, astronomers studied one relatively small black hole,
15:05which is about 28,000 light years from Earth and weighs between 5 to 10 times the mass of the sun.
15:12And they saw how this black hole pulled matter off a companion star,
15:16and then blasted some of it out in the form of huge bullets of gas.
15:20These bullets are super fast. They move at nearly a quarter the speed of light.
15:27Some black holes spin incredibly fast, twisting space around them at extreme speeds.
15:32One example is a black hole located in the constellation Aguila, about 35,000 light years from Earth.
15:41This black hole spins at a staggering speed of more than 950 times per second.
15:47If you could place an object on the edge of this black hole's event horizon,
15:51it would spin around the black hole at 333 million miles per hour.
15:56That's nearly half the speed of light.
15:59The smallest black hole discovered so far has been nicknamed the unicorn.
16:05Located 1,500 light years away from Earth, it's around three times the mass of our sun.
16:10This makes it very close to the smallest possible size for a stable black hole.
16:17While black holes themselves are far away and difficult to study directly,
16:22scientists find new clever ways to study their properties right here on Earth.
16:27They've been able to recreate certain features of black holes in the lab.
16:32For example, black holes have a gravitational pull so strong that nothing, including light,
16:38can escape once it crosses the event horizon.
16:42To understand this better, researchers have created an artificial event horizon using fiber optics.
16:49They've also been able to simulate Hawking radiation, the kind that likely escapes black holes,
16:55by setting up experiments in the lab.
16:57These lab-created mini black holes help scientists understand the mysterious properties of real black holes.
17:04There are several types of black holes, and each of them is born in its own, unique way.
17:13Primordial black holes are believed to have formed right after the Big Bang, when the universe was very young.
17:21Stellar black holes form when a massive star collapses in on itself.
17:25This causes a supernova, where the outer layers of the star explode into space, and the core turns into a black hole.
17:32As for supermassive black holes, they're thought to have formed alongside the galaxies they're in.
17:40The size of the black hole is usually related to the size and mass of the galaxy.
17:47Despite what many believe, black holes don't roam the universe randomly, looking to swallow planets.
17:53They obey gravity like anything else in space.
17:55So, for a black hole to affect Earth, it would have to be very close, much closer than any black hole is to us right now.
18:04Even if a black hole, the same mass as the Sun, replaced our Sun, Earth wouldn't fall into it.
18:10The black hole would still have the same gravity as the Sun, and Earth would continue orbiting it, just like it orbits the Sun today.
18:17It would get much colder though, so we wouldn't survive such a replacement in any case.
18:23But don't worry, our Sun will never turn into a black hole. It doesn't have enough mass to do so.
18:29Instead, in about 5 billion years, when the Sun reaches the end of its life, it will become a red giant star.
18:36After using up its fuel, it will shed its outer layers, creating a glowing ring of gas called a planetary nebula.
18:45What's left will be a cooling white dwarf star.
18:49That's it for today. So hey, if you pacified your curiosity, then give the video a like and share it with your friends.
18:55Or if you want more, just click on these videos and stay on the Bright Side!
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