How Smart Are You? (TEST)
Adults Human
Are you actually a genius? Test your intelligence.
The science of skin - Emma Bryce
Adults Human
Between you and the rest of the world lies an interface that makes up 16% of your physical weight. This is your skin, the largest organ in your body: laid out flat, it would cover close to 1.7 square metres of ground.
What Happens In One Lifetime?
Adults Human
A lot can happen during your trips around the sun!
What it Feels Like to Slide Downhill at 90 M.P.H.
Adults Human
John Daly is an American skeleton racer and a two-time Olympic athlete. Sliding face-down, head-first on a slick bobsled track at 90 mph might sound insane, but for Daly, it's the thrill that keeps him coming back.
Are You Smarter Than Average?
Adults Human
Put your intelligence to the test!
How did teeth evolve? - Peter S. Ungar
Adults Human
You may take them for granted, but your teeth are a marvel. They break up all your food over the course of your life, while being strong enough to withstand breakage themselves. How do they do it?
Could we clone humans? - Earth Lab
Adults Human
Dom Burgess investigates whether we could clone humans in the future.
Should You Let A Dog Lick Your Face?
Adults Human
Canine and human mouths are bacterial ecosystems, but can they harm one another? "Sometimes, the oral contact between dogs and their owners can be more extensive than that between parent and child. Dogs kiss and lick their owners to express amiable emotions. This raises the possibility of transferring bacteria from the oral microbiome of dogs to their human owners."
What are mini brains? - Madeline Lancaster
Adults Human
Shielded by our thick skulls and swaddled in layers of protective tissue, the human brain is extremely difficult to observe in action. Luckily, scientists can use brain organoids - pencil eraser-sized masses of cells that function like human brains but aren't part of an organism - to look closer. How do they do it? And is it ethical? Madeline Lancaster shares how to make a brain in a lab.
Where does all the snot come from? - James May's Q&A (Ep 3) - Head Squeeze
Adults Human
James May tells us exactly where that green snot in our nostrils comes from. He also delves into how mucus helps prevent harmful foreign objects from entering our bodies.
14 Strange Ways of Life the Ancient Egyptians Practiced
Adults Human
We often think that we are completely different from ancient people, but archaeology shows that we are quite wrong. Here is a list of 14 unbelievable facts about the life of ancient Egyptians.
Why Do You Love Your Family?
Adults Human
Why do we love people we're related to? Compared to strangers, why do we feel such a deep sense of connection with our family members? Sure, they're nice to us, we take care of each other, and we often live with them, but there has to be a deeper biological reason. That reason, unsurprisingly is evolution. In this video, I explain why taking care of our family, or even dying for them, makes sense in the eyes of evolution.
The Dangers of Thinking Too Much; And Thinking Too Little
Adults Human
There are dangers associated both with thinking too much - and thinking too little. The trick is to use our minds to access our most sincere, authentic and original thoughts.
Where Do Our Drugs Come From?
Adults Human
The incredible chemical weapon-making abilities of fungi, bacteria, and plants have created a diverse array of compounds that are useful to humans.
How Not to be Boring
Adults Human
No one is ever boring: we just seem boring when we haven't learnt the surprisingly easy art of being honest about our vulnerabilities.
How long will human impacts last? - David Biello
Adults Human
Imagine aliens land on Earth a million years from now. What will these curious searchers find of us? They will find what geologists, scientists, and other experts are increasingly calling the Anthropocene, or new age of mankind. David Biello explains how the impacts that humans have made have become so pervasive, profound, and permanent that some geologists believe we merit our own epoch.
How does your body know you're full? - Hilary Coller
Adults Human
Hunger claws at your belly. It tugs at your intestines, which begin to writhe, aching to be fed. Being hungry generates a powerful and often unpleasant physical sensation that's almost impossible to ignore. After you've reacted by gorging on your morning pancakes, you start to experience an opposing force: fullness. But how does your body actually know when you're full? Hilary Coller explains.
Why Are You Anxious?
Adults Human
When you're feeling or stressed, your body releases stress hormones, such as adrenaline and cortisol...
How to Cure Aging - During Your Lifetime?
Adults Human
What if we could stop aging forever?
Your Face Could Be Recreated From DNA: Should You Worry?
Adults Human
Can we predict what a person's face looks like based solely on a sample of their DNA? A new study says yes, but geneticists aren't so sure.