I don't know about you, but I'm an individual that has always been fascinated by the big questions in life, such as what happens to us when we die, or what time actually is. That's why it's always a good day for me when I come across a documentary that goes a long way toward formulating reasonable answers to those questions. To celebrate the beauty of our world and the vastness of our universe, I've made a collection of the finest "big question" documentaries just for you.
To watch a documentary, just left-click on any of the photos below with your mouse. If you want to watch another, just click on the 
button in the upper right corner of the video. If you wish to view the documentary in full size, the full screen button is located on the bottom right of the video player. Happy viewing!
Images (including cover) by Deposit Photos.
2:17:01
Astronomy: What is Beyond the Edge of the Universe?
In this video, we explore what modern astronomy reveals about the universe’s boundaries—if they even exist.
46:50
Deep Science: Why is Our Universe the Way It is?
Get ready to understand the Universe like never before...
Travel From the Sun to Pluto With Our Interactive Guide!
The solar system is a fascinating place, and we wanted to bring you an interactive journey that you can use to travel through it. Enjoy the journey!
7:17
What on Earth Is Quantum Computing? Find Out Here
This short video below explains everything you need to know about quantum computers.
9:58
Would You Live On the Moon? Discover the Possibilities...
Did you know that the human race actually has the cash and resources available to start building a base on the moon today? Find out more here.
29:21
Do You Want to See How the Universe Ends?
Take a huge journey in time with us, rushing ahead billions and trillions of years to when the universe will die.
36:24
Ever Wonder How a Steel Locomotor Works?
Let’s take a closer look at the engineering behind these compact workhorses.
16:31
Why Building a Perpetual Motion Machine Is Impossible
Since the Middle Ages, scholars have been trying to build the mythical perpetual motion machine. Was it all in vain? Is it even possible to build such a machine?
These 14 Forgotten Robots Promised So Much...
This collection showcases 14 cool vintage robots that were supposed to change everything.
12:34
The World You See Doesn't Really Exist...
his video reveals how your brain constructs reality instead of simply perceiving it.
34:33
Is China Number 1 in Global Technology?
In this video, we’ll take a closer look at the new developments hitting the market — and what they could mean for the future of transportation.
Science FIRST: A Fully Created Brain Inside a Computer?
Could a Computer Ever "Run" a Human Brain? Scientists Just Took a Big Step
6:15
K2-18b: The Exoplanet That Might Host Alien Life
Astronomers have detected signs of posisble life in the atmosphere of exoplanet K2-18b.
New Study: Dopamine Does Way More Than We Thought!
How the brain's reward system physically rewires the motor cortex during skill learning — and what happens when that reward signal gets cut off.
Satisfy Your Curiosity About the Universe with These Q&As
Discover more about the universe by reading through these facts.
4:57
Mjøstårnet - The World’s First Wooden Skyscraper
Mjøstårnet is an 18 story tall skyscraper towering over the Norwegian countryside. What makes it so special is that it's made entirely out of wood...
10:19
What a Bullet Blast Looks Like Underwater!
The slow motion kings are back with incredible effects.
Meta Unveils New Glasses that May Change Sports Forever
META has revealed a new line of AI-powered smart glasses: Oakley Meta HSTN
4:57
Fascinating: How Does Our Digestive System Work?
This video explains how the human digestive system does its daily.
42:14
Physicist Michio Kaku: The Universe in a Nutshell...
Physicist Michio Kaku explains the fundamental nature of our universe
Hubble Telescope: 35 Years of Incredible Photos
Exploring 35 years of reality-changing, universe-enhancing photos that opened the sights of outer space to us all.
7 Discoveries of Albert Einstein that Changed the World
The 7 biggest discoveries of Albert Einstein and how they changed the world forever.
Science: Can Plants That Come Back From the Dead Save Us?
These extraordinary organisms may hold the key to solving one of the world's most urgent problems: feeding a growing population on a warming, drying planet.
13 Forgotten Phone Designs That Were Too Odd to Survive
From pen-shaped dialers to phones that clipped onto your clothes, here’s a look at the most unusual phones ever made.
0:55
China's G1 Robot is Showing Some Incredible Moves
The G1 is a new robot developed in China and in this video shows some amazing moves.
5:56
What on Earth Is a Black Hole? This Video Explains All...
What on Earth are black holes, how do they affect us, and should we be at all worried about their existence? Find out here.
The Wildest Meteorites Ever Found on Our Planet - 15 Pics
Check out 15 of the most fascinating meteorites ever found on earth.
NVIDIA CEO Reveals Which Degree Is Worth Studying
Electrical Engineering, Computer Science, or Physics? Nvidia's CEO has a surprising answer to which area should be studied nowdays.
Hair Regeneration Could Be Possible With This New Process
Learn about an innovative new study which has revealed a novel treatment for effective hair regeneration.
10:46
Neat Life Hacks To Help You Remember Things Better
A lot of us tend to forget the simplest things at times. This video provides some neat tips to help boost your memory.
10:46
12 SUPER COOL Military Inventions You’ve Never Seen
Check out this list of amazing new military innovations. They will transform warfare in the near future!
These Ancient Inventions Have Got Scientists Stumped!
Here are 12 items from long ago which prove that our ancestors possessed knowledge and skills far more advanced than we once believed them to be.
1:08
Boston Dynamics New Robot Can Move Almost Like a Human
Watch the latest in robotics in this video.
22:52
Will AI Take Your Jobs? An Expert Explains the Future
Gonzaga University's AI professor Graham Morehead some of our most pertinent questions related to AI.
20:32
History: Did the Trojan War REALLY Happen?
The Trojan War, the most famous of the ancient wars, fought by thousands of men for ten long years on the beaches of the famed city of Troy. Was all that real?
The 10 Most Elaborate Scientific Hoaxes In History!
Some hoaxes throughout history have been so believable, they managed to fool the entire world. Here are 10 of the most elaborate scientific hoaxes in history.
5:50
Why Do We Sometimes Hallucinate? Find Out Here!
In this informative TED-Ed video, Elizabeth Cox details the science of hallucinations.
2:01
What Does the Appendix Actually DO?
Dr. Berg explains, in this video, all about the appendix and what it actually does in our body.
17 Incredible Eye Facts You Have To See To Believe
They say the eyes are the window to the soul, and they also happen to be our windows to the world. Here are 17 insanely fascinating facts about eyes.
Space Looks Breathtaking in These Amazing Photographs
There are some absolutely stunning photographs of space out there today, You won't believe how incredible it is!
12 Earliest Versions of Tech Inventions We Use Every Day
Witness the evolution of 11 popular devices we use all the time by looking at how they all started...
10:50
Remarkable! This Is How the Universe Developed...
Watch this time lapse of the entire universe - starting with the big bang and culminating in the appearance of homo sapiens.
27:25
This Man Gave ChatGPT a Body. This is What Happened.
What if you could build a robot that learns everything from scratch, for just eighty dollars?
33:02
The Entire Story of Earth in 30 Minutes!
The story of our planet, from birth to the adult, ancient planet we see before us today - all in just half an hour.
13:55
WATCH: What Is the Fingerprint of God's Creation?
The golden pattern, describes the mathematical code of the universe. Is this the scientific evidence of God's will and plan?
6:47
7 Exciting Physics Tricks You Have to See!
Watch these seven remarkable physics tricks in this exciting and fun video.
I Never Knew These Stunning Facts About Our Universe
If you thought you understood the universe, you'll be completely floored by this insane facts.
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