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.
Physicist Michio Kaku: The Universe in a Nutshell...
Physicist Michio Kaku explains the fundamental nature of our universe
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!
Deep Science: Why is Our Universe the Way It is?
Get ready to understand the Universe like never before...
Test Your Knowledge of Our Solar Neighborhood!
This quiz will put your knowledge of our solar system to the test!
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.
What on Earth Is Quantum Computing? Find Out Here
This short video below explains everything you need to know about quantum computers.
19 Things to AVOID to Make Your Phone Live Longer
19 common mistakes we all make, that make our phones age quicker.
These Expensive Megaprojects Proved to be a Waste of Time
Not all megaprojects are useful. Here are some worthless ones.
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.
10 Incredible Animal-Inspired Robots
Let's meet some incredibly realistic robotic animals.
Scary Stories: 11 of the World's Creepiest Experiments
Truth is stranger than fiction, and this can be said for occurrences in the scientific world too. Here are 11 of the world's creepiest experiments
This South African Plant May be the New Cannabis
Is this plant the new cannabis? What will the woolly umbrella plant do for medicine?
This Humanoid Robot May Join the Workforce Very Soon...
Meet Digit – a bipedal robot that's ready to join human workers at warehouses around the world as early as 2024.
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?
Discover How Anesthesia Affects Your Body and Mind
If you were ever curious about how exactly anesthesia works, then this video has all the answers!
The History of Our Planet in One Beautiful Spiral...
This beautiful infographic offers us a remarkable story – the history of Planet Earth.
New Study: There is a Sure Way to Slow Aging
This new study confirms what has long been suspected: The less calories we consume, the slower we age.
6 Weird and Creepy Medical Tools of the Past
After seeing these weird and creepy medical devices of the past, you’ll be thankful you live in the 21st century. Take a look for yourself.
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.
These Photos Show How Dependent We are On Smartphones
Technology has taken over and these funny (but true) photos help to drive this fact home.
50 Crazy But True Facts About Dreams You Need to Know
Here are some strange and unusual facts about dreams that will surprise you.
NASA's Plan to Colonize the Moon by 2026
NASA has a Moon colonization plan that involves utilizing 3D printers to construct an entire space station by 2026. Here's what it will look like.
14 of the Most Fascinating Specialized Tools You'll See
We bet you haven’t seen these unique tools before!
What Would You Do if You Had an Extra Thumb?
This revolutionary invention has the potential to revolutionize the field of prosthetics.
Study: Biggest Ocean in the World is.. Underground?
A groundbreaking discovery by researchers reveals an enormous water reservoir deep beneath the Earth's surface.
Welcome to the Fastest Maze-Solving Competition Ever Made...
Welcome to Micromouse, a competition for the quick of eyes and the quick of minds. This is the oldest robotics race.
Understanding the Aging Process of Our Body Parts
Find out how every organ and body part in our body changes with age.
Take an Incredible Tour of Our Colossal Milky Way Galaxy
Fly Through the Milky Way Galaxy!
This Visual Shows the Science Behind the Shape of Rivers
A fascinating visual model that explains why and how rivers change their course.
Ever Wonder What Life Is Like if We Zoom In All the Way?
A selection of some of the winning photographs from Nikon's yearly macro photography contest.
9 Women Inventors Who Have Been Overlooked by History
History has overlooked many great women inventors. Here’s your chance to get to know a few of them.
7 Little-Known Body Parts We Never Knew About
Here's a look at some of the weird and little-known body parts that you didn’t know you had.
16 Surprising Things I Never Knew About Sleeping!
Who knew there was so much we don't know about our most popular activity! Here are 16 facts you may not have known about your sleep.
These Optical Illusions Will Shock Your Mind!
Optical illusions create miscommunication between our eyes and brain making, us see things that are not really there or not see things that are right in front of us. See for yourself.
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.
Your Voice is as Unique As Your Fingerprints
This fascinating video explains how this unique characteristic of humans works, and what makes our voices unique.
19 Everyday Items That Started as Military Inventions
Look around your home, and you’ll surely find a handful of these items that were originally developed for the armed forces.
8 Lies We've Been Told About Electricity
These incorrect facts about electricity have been perpetuated long enough. It's time to disprove them.
12 Mind-Blowing Archaeological Discoveries Of 2022
Archaeologists made some remarkable discoveries in 2022. Here is a look at the most fascinating ones.
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.
3 Surefire Ways to Always Identify Pseudoscience
Find out how you can identify pseudoscience, and learn how it differs from actual science.
Watch This Man Build a Future Using Trash from the Past
In this video, you will see what this incredible community has been able to accomplish by building homes from recycled materials.
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.
INTERACTIVE: A Guide to the Workings of the Human Body
The human body is the most complex machine known to man, and the amount of things it has to do to keep us alive is incredible. View this interactive guide now.
This Incredible Documentary Takes You Into the Human Body
A beautiful and graphically advanced animation sheds light on the mysteries of the human body.
How Can You Recognize a Fake Gadget Before Buying It?
More often than not, you're almost unable to recognize them. So, before purchasing the product you want to have, bear in mind the following tips:
What is Your Consciousness? A Remarkable Video...
This video by Ted-ed searches to explain the origin of consciousness as well as what is consciousness.