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.
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.
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!
Whoa! I Can't Believe Technology Has Gone So Far...
From vending machines that dispense cars to mind-reading sleep devices, these complex inventions will blow any tech-enthusiast away!
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.
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.
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.
Are You a Late Sleeper? This Super Video Explains Why
Why is it that some people are late risers, and some are morning people? It's all down to our genetics. Have a look here to find out more.
Fascinating: What is the Deepest Hole Humanity Has Dug?
This video explains how low humanity has dug down so far.
Satisfy Your Curiosity About the Universe with These Q&As
Discover more about the universe by reading through these facts.
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.
12 Mind-Blowing Archaeological Discoveries Of 2022
Archaeologists made some remarkable discoveries in 2022. Here is a look at the most fascinating ones.
These 20 Tech Inventions Will Define the Next Decade
The future is here. Check out some emerging technologies that are all set to chane our world forever.
24 Confusing Optical Illusions Explained - Fascinating!
How do our eyes fool the brain? Let's find out as a neuroscientist explains the truth behind the most confusing optical illusions.
What’s it Like Using a 115-Inch TV?!
This colossal 115-Inch TV will transform your viewing experience forever.
This Man Built an Automatic Train System for Trash Cans!
Wouldn’t it be cool if a robot picked up and moved our garbage out for pickup with the push of a button?
Whatever Happened to that Hole in the Ozone Layer?
Let's embark on this enlightening journey to better understand our atmosphere's health.
25 Pics Showing How People in the Past Imagined the Future
Let’s see how the people of the past imagined the future and find out if their fun predictions came true with these 25 vintage pictures
Is There Any Way To Destroy or Deflect Asteroids?
Watch an interview with Cathy Plesko, a leading scientist working on preparing for the dangers of an asteroid attack
Do You Know What Alzheimer's Really Is?
This video will shed light on the different stages of this complex and incredibly destructive disease.
What Does Medicine ACTUALLY Do In the Body? Fascinating.
What really happens in our bodies when we take medicine, have you ever wondered? This video will answer your question.
26 Incredible Facts About the Human Mind
The human brain is an interesting and powerful organ, which is why we've gathered 26 interesting facts about exactly how human psychology works.
TRIVIA: 25 Shocking Differences Between the Sexes
Did you know that there are some vast differences between the sexes? These 25 scientific facts will probably come as a big surprise to you, they did to me.
INTERACTIVE: How Personal Items Have Changed Over Time
Some of you will be old enough to remember what many of today's objects used to look like. Here are 20 such objects. Click to see them as they used to be.
Researchers Claim This Ingredient Can Cure Depression!
A preliminary study has suggested that magic mushrooms may be able to soothe the symptoms of depression. Read here to find out more.
Get a Sense of Scale of Just How Big SpaceX's Rockets Are
SpaceX is achieving incredible things in space, however it's difficult to picture just how big their rockets are. Take a look...
These Wacky Inventions of the Past Appear Odd to Us Today!
These vintage tech inventions may look very interesting or even incredible, but their practicality today is questionable...
The COOLEST Flames in the World - Jaw-Dropping!
Have you ever seen a flame as epic as this? Find out how it's made...
This Secret Invention Changed the Course of WW2
Let’s take a closer look at the proximity fuze, also called Vt Fuze, an invention that changed the course of the second World War.
20 Amazingly Simple Inventions That Make Life Easier
Some wonderful inventions can fix some of the most annoying little problems that bug us every single day. Here are 20 of the most inventive ideas I've ever seen that I can't believe no one has invented before.
Take an Incredible Tour of Our Colossal Milky Way Galaxy
Fly Through the Milky Way Galaxy!
The First Robot Ever Made Was Created 250 Years Ago...
This automaton is pure genius, especially when you consider it was built 250 years ago...
9 UNBELIEVABLE Ice Science Tricks That'l Amaze You
Prepare to be amazed as ice takes center stage in these mind-boggling and unconventional science experiments.
You Wouldn't Believe How Far Technology Has Come
Take a look at the advancements of technology in this video. Impressive.
Is it REALLY the Coffee that Wakes Us Up in the Morning?
A recent study has revealed that the coffee you drink may just be a placebo...
Let's Talk About Size, From Big to Huge.
an incredible discovery that leads us to a better and better understanding of these objects' true size.
Sleep Inventions: 16 Gadgets to Help You Doze Off
If you frequently struggle with sleep, then trying these amazing new sleep innovations could help change your life.
15 Frightening Animals Early Humans Had to Live With
10 scary animals early cavemen in Africa had to deal with 200,000 years ago.
6 Signs That Someone is Listening on Your Cellphone Calls!
With technology advancing all the time, there is the ever-increasing chance of our phones being tapped. Here are 6 signs that your phone could be tapped.
How It's Made: Merino Wool
Long before we invented moisture-wicking synthetic fibers, this type of wool did it naturally for centuries. Here's how it's produced.
11 Technologies to Potentially Achieving Immortality
Scientists are hard at work developing technologies that could extend our lifespans and even make us immortal. Here are 11 of them.
Future Technology: Inventions That Will Change Our World
Check out a few amazing futuristic inventions that are about to become mainstream.
Sci Fi Tech: Jetpack Rescue!
Paramedics in Britain are being trained to conduct mountain or sea rescues using jet suits. Find out more.
The Disappearing Computer: Revolution on a Personal Scale
What happens when we lose the physical large computer all together? This lecture explains what ahead for computers.
Doctors Make History With First Whole Eye Transplant
Surgeons in New York have performed the world’s first transplant of an entire human eye!
These 11 Brain Facts Are Enough to Boggle Your Mind
When you consider the sheer complexity of the human brain, it's difficult to wrap your head around it. Learn these 11 fascinating facts about the human brain.
These Archaeological Finds Left the World Mystified
Find out more about the most mysterious discoveries that archaeologists made.
Understanding the Aging Process of Our Body Parts
Find out how every organ and body part in our body changes with age.