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.
4:15
Where Will the Exploration of Mars Lead Us? Find Out Here
This detailed documentary explains exactly what we know about Mars so far, and what we're all expecting to find in the years to follow.
11:53
These Cases Were Cold... Until Science Cracked Them
Technology and science aren't always about the future. Take a look at these cold cases that were solved only thanks to the advances of science.
7:17
What on Earth Is Quantum Computing? Find Out Here
This short video below explains everything you need to know about quantum computers.
46:50
Deep Science: Why is Our Universe the Way It is?
Get ready to understand the Universe like never before...
Discover the Biggest Science & Tech Breakthroughs of 2017
Explore six of the most fascinating advances that will help shape humanity's future in many different ways.
Incredible! These TVs from the Future Will Blow Your Mind!
Television companies are nothing if they're not ambitious. Have a look at 5 of the most advanced forms of TV technology that we can't wait to see in action!
Science Proves: These 10 Bible Stories Probably Did Happen
The Bible describes many seemingly supernatural cases, but today, science can show that they might have indeed happened.
These 14 Forgotten Robots Promised So Much...
This collection showcases 14 cool vintage robots that were supposed to change everything.
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.
2:41
Trick-Mousing is Such Adorable Entertainment...
Mice are much cleverer than most people believe, and they easily respond to training, as long as you use positive reinforcement, or in other words - reward them frequently for their behavior with food.
19:27
20 of the Most Infamous Tech Product Flops In History
Here's a look at some of the most infamous and biggest technology failures in recent history.
11:28
India Built a Monster Dam That Controls the Weather!
The Polavaram Dam doesn't just control floods - it moves water between regions and much more!
The First Valentine's Day Was Not That Long Ago...
Let us take you on a fun history lesson with these 10 first-ever things that started way back in history and remain to this day.
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.
9:03
24 Unbelievable Abilities Your Body Has
The human body is a complex and endlessly fascinating machine, and it might be even more sophisticated than you know...
Alzheimer's: What Recent Breakthroughs Have Taught Us
Now, you can discover 4 new studies that show how to do this in ways you haven’t heard of.
58:37
Science: Here's Everything We Know About Pluto
Join us as we unravel the mysteries of far off Pluto, 3.7 billion miles from our Sun.
How AI Is Fixing Problems Humans Struggle With
Here’s how AI is quietly reshaping the world in ways that actually matter.
8 Biggest Mysteries Still Surrounding the Human Body
Although modern science has revealed much about the human body, there are some things that still remain unknown. Here are the 8 biggest mysteries about it.
14 Times Nature Inspired Groundbreaking Technology
Let’s explore 14 remarkable examples of how nature has shaped modern technology.
8:48
Fascinating: What Around Us is Invisible?
The Invisible Things that Turn the World...
10:59
Fascinating Science: How Sand is Turned Into Glass
Have you ever looked through a window and wondered how it was made from simple beach sand? This video shows you that incredible process.
6:47
7 Exciting Physics Tricks You Have to See!
Watch these seven remarkable physics tricks in this exciting and fun video.
4:20
Ever Wondered About How Our Minds Retain and Lose Memories?
Ever wondered why you can remember something from 20 years ago, but have difficulty remembering what you had for lunch the other day? Learn why here.
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?
36:24
Ever Wonder How a Steel Locomotor Works?
Let’s take a closer look at the engineering behind these compact workhorses.
10 Fascinating Psychological Facts You Should Know About
Psychology is the science of studying the individual and the things that make us, as humans, tick. These 10 psychological facts you've never heard of before will make for fascinating reading material.
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?
2024's Biggest Breakthroughs in Science We Must Celebrate
These recent scientific breakthroughs could change the world.
24:11
25 Game-Changing Megaprojects That Will Change Our World
These incredible megaprojects that are set to redefine our world in 2025.
20 Useful Facts About the Science of Cooking
The science behind cooking is not often thought of, but it plays a crucial role in a dish turning out right. Here are 20 facts on the science of cooking.
6:02
How Dogs Actually Know What We Might Be Thinking
Watch how dogs might actually understand the language of humans in this informative video.
Six Inventions Da-Vinci Made Ahead of Their Time
He created and envisioned many inventions that were sometimes even centuries ahead of their time. Was there ever a genius as great as Da-Vinci?
New Research Shows Eating Sweets Won't Make You Crave More
A groundbreaking new study challenges conventional wisdom, suggesting our preference for sweet tastes may be more stable than we think.
World-Famous Psychological Experiments That Shocked Us
The human mind is a most intricate thing. It also has some quirks and idiosyncrasies that are both incredible and a little uncomfortable. Read on for more.
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.
5:47
This Genius Child is a Better Calculator than a Computer
This ‘human calculator’ could likely outpace you entering the numbers into a calculator.
38:55
What Happens the Deeper You Go Underground?
What happens when pressure pushes matter beyond the limits of what we thought possible?
Phone Overheating? Use Our Guide to End The Problem!
Is your cell phone overheating? If so, read this handy guide, which will help pinpoint the source of the problem and offer a solution for fixing it.
7 Air Pollution Solutions That Will Help Us Breathe Easy
Let's take a look at some global initiatives that have been launched to reduce air pollution levels.
9:13
Want to Travel Quickly Through Space? Try Using a Wormhole
If you want to know what a wormhole is and how it is supposed to work, then you've come to the right place!
21:24
James Webb Telescope: Redefining Our View of Space
Here's a brief look at all the amazing discoveries made by the James Webb Space Telescope so far.
10:48
Cutting Edge: Translating Thought to Speech is Here!
As a pioneer in Neuralink’s VOICE clinical trial, Kenneth is testing a breakthrough brain-computer interface designed to translate thoughts directly into speech.
10:30
China's Crazy Plan to Dig a Canal in the Middle of EUROPE
China is setting out a plan to dig a canal through the middle of Europe in the nearest future, but why?
4:05
Kirobo: First Robot in Space!
It was one small step for robot and another giant leap for mankind...
7 Discoveries of Albert Einstein that Changed the World
The 7 biggest discoveries of Albert Einstein and how they changed the world forever.
8:11
Fascinating: What is the Deepest Hole Humanity Has Dug?
This video explains how low humanity has dug down so far.
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