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97% of Climate Scientists Really Do Agree

AdultsEcologyGlobal WarmingHuman
Do 97% of climate scientists really agree that humans are the main cause of climate change? Yep! Here's what the 97 percent statistic *really* means.

Your Body is Amazing ft. Christine Sydelko

AdultsBiologyHuman
Discover why your body is a wonderland with Christine Sydelko!

Time: The History & Future of Everything - Remastered

AdultsHistoryHumanWorld
The History & Future of Everything

What causes body odor? - Mel Rosenberg

AdultsBiologyHuman
Most of us don't need more than one whiff to identify that generally unpleasant, characteristic smell we call body odor.

Mom vs. Dad: What Did You Inherit?

AdultsGeneticsHuman
What traits have your parents pass down to you?

What If You Didn't Sleep For A Week?

AdultsHealthHuman
We all know sleep is important, but what if you just.... stopped doing it?

How Smart Are You? (TEST)

AdultsHumanMental Health
Are you actually a genius? Test your intelligence.

The science of skin - Emma Bryce

AdultsBiologyHumanScience
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?

AdultsHumanLife
A lot can happen during your trips around the sun!

What it Feels Like to Slide Downhill at 90 M.P.H.

AdultsHumanSportsHealth
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?

AdultsHumanSocietyEducation...
Put your intelligence to the test!

How did teeth evolve? - Peter S. Ungar

AdultsBiologyHealthHuman...
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

AdultsBiologyHumanScience...
Dom Burgess investigates whether we could clone humans in the future.

Should You Let A Dog Lick Your Face?

AdultsHealthHumanPets
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

AdultsBiologyHumanScience
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

AdultsHealthHumanScience
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

AdultsHistoryHumanSociety...
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.

All the nasty things inside a pimple

AdultsBiologyHealthHuman...
What is in a pimple?

Why Do You Love Your Family?

AdultsFamilyHumanSociety...
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

AdultsHumanPsychologySelf...
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?

AdultsAnimalsHealthHuman...
The incredible chemical weapon-making abilities of fungi, bacteria, and plants have created a diverse array of compounds that are useful to humans.