The human, and really, animal cell, has made a more than 3 billion year journey to be with us today in its present form. All life on this planet owes their humble beginnings to a shared single cell. Through all of these years, the single, then animal, then human cell has gone through many changes, adding other cells into its bigger self, evolving its DNA, until we have this cell you see before you. In investigating it, we are actually shining a light on our biological past, learning its history.
In the interactive guide to the human cell you find before you, each important structure in the cell has a plus sign next to it. Hover over the plus sign to open an explanation about that structure.
New Study: A Pill that Works Out Your Muscles?!?
New study shows that, though we are not there yet, a pill can and probably WILL come out that works out the muscles and grows them.
Do Plants Get Cancer? Yes, From Wasps.
Plants can get cancer, but they can live with it peacefully. Here's how.
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.
5:12
This Sea Creature Can Live a Whole Year Without Food!
We're taking a look at some interesting sea creatures that can photosynthesize like plants.
Quiz: How Well Do You Recall Basic Biology?
we're about to test your rudimentary understandings of biology. Do you have the required knowledge?
5:20
Fascinating: The Man Who Broke Math
This question led a logician to a discovery that would change mathematics forever.
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.
5:22
Why Do You See Colors When You Rub Your Eyes?
Explore the science of afterimages, the visual illusions that linger in your vision following exposure to bright lights or images.
14 Times Nature Inspired Groundbreaking Technology
Let’s explore 14 remarkable examples of how nature has shaped modern technology.
15:34
This Stunning Video Visualizes the Size of the Universe
This video visualizes the number of galaxies in the world, giving you a look into the true size of our enormous universe.
13:41
The 5 Most Important Fossil Discoveries from Last Year
2024 saw some really amazing fossil discoveries!
10 Fascinating Facts About the Subconscious Mind
10 facts about the way the subconscious mind works
5:06
The Only Manmade Object That Will Last Forever
This copper discus contains 116 images we launched into space for aliens to see
4:57
The First 3D-Printed Hotel is Already Being Built!
s evidence of this, a groundbreaking project is nearing completion, in which a hotel is being printed, and tourists will soon be able to visit it. Curious to see what it looks like?
4:52
Neon Lights: a Beautiful Union of Science and Art
Neon signs are a beautiful blend or artistry and science, and knowing the history and the science behind them make them even more exciting
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.
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!
20:01
Future Tech: 19 Innovations About to Change Our World
These groundbreaking new technologies will change our world.
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!
Are You Ready to Learn About the Expanse of the Universe?
If you have an interest in the unknown, then look no further than these 15 unbelievably facts discovered about space
36:24
Ever Wonder How a Steel Locomotor Works?
Let’s take a closer look at the engineering behind these compact workhorses.
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.
10:04
11 Practical Technologies That Will Help Fight Flooding
These amazing innovations will be real handy during a flood.
Extraordinary Inventions By Tesla That Were Never Built!
Nikola Tesla was a scientist too advanced for his time. Here are some of the inventions he never had a chance to build.
Has Modern Technology Changed Our Cognitive Abilities?
Modern digital technology is everywhere and it’s changing how we think, how we behave and even how we feel about things.
24:11
25 Game-Changing Megaprojects That Will Change Our World
These incredible megaprojects that are set to redefine our world in 2025.
5:16
Fascinating: How Fast Does Our Brain Operate?
Ever wonder at what speeds our thoughts move?
11:40
6 Of the Earliest Known Parasites Ever Found
Get to understand and learn about the earliest parasites discovered by scientists.
8:46
Science: What is Reality? Dive in and Find Out!
What if everything you see, feel, and experience isn’t real? The simulation argument suggests that our reality might be nothing more than an advanced computer program.
Nobody Believed These 5 Scientists, But They Were Right
These 5 scientists were shamed and ousted, or rudely ignored, although years later, their "crazy" theories turned out to be true...
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.
Whoa! Who Knew the Human Body Was Capable of So Much?
Have a look at these 17 intriguing facts about the human body that we can practically guarantee will leave you in awe.
10:31
Science Predicts These 10 Technologies Will Rule 2025
These upcoming tech innovations will reshape our world.
10 Declassified U.S. Military Secrets That'll Astound You
Government military secrets can range from amusing to absurd to downright terrifying, but they are all extremely intriguing. Here are 10 such secrets.
Why It's So Hard to Get People to Change Their Stance
You feel that your knowledge is broader because you've read and researched a lot on the topic, but the other side still isn't convinced, even when you present facts and statistics. Why isn't that enough?
22:35
Neuralink Update 2025: The Most Incredible Moments
Welcome to our 2025 Neuralink update, where we’ll take you through the most incredible and groundbreaking moments from the past year.
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.
The 12 Game-Changing Inventions From 2024 You Missed
2024 was a ground-breaking year in terms of innovation. Here's a look at some of the key breakthroughs from the year.
4:22
eSIM vs Traditional SIM: What’s the Big Difference?
Are eSIMs and iSIMs the future of connectivity?
14:34
What to Do (and Avoid) When Setting Up a Smart Home
Here's how you can set up a family-friendly smart home that will last long.
5:50
Why Do We Sometimes Hallucinate? Find Out Here!
In this informative TED-Ed video, Elizabeth Cox details the science of hallucinations.
What Your Phone Habits Say About Your Mental Health
These phone habits might indicate underlying anxiety—and paying attention to them could help you better understand your mental health.
PayPal Versus Credit Cards: Here's the Lowdown!
Just how safe is PayPal? Should you have a PayPal account or should you pay for all online purchases using a credit card? All is revealed here!
11:43
Learn While Laughing: The Incredible Tardigrade
If you love nature and you love laughing, this incredible series of nature videos are a great way to spend a few minutes.
12 Bizarre Scientific Facts You Never Learned at School
The scientific facts we collected in this list aren't the kind of stuff you'll see in a school curriculum.
4:57
Fascinating: How Does Our Digestive System Work?
This video explains how the human digestive system does its daily.
11:15
These Paradoxes Continue to Mystify Scientists
Take a look at 7 scientific paradoxes that may never get solved.
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