How Long Can We Live?
Adults Human
The human lifespan might be limited, in part, because natural selection just stops working late in life.
Why do we sweat? - John Murnan
Adults Human
There are a number of scenarios that can make us sweat-including exercise, eating spicy foods, and nervousness.
Are We All Related?
Adults Human
In part 3 of our special series on human ancestry, we investigate how closely related we all really are.
Could Playing Music DRASTICALLY Change Your Brain?
Adults Human
You might've heard that playing an instrument makes you smarter. Is this true?
Why Do We Itch?
Adults Human
It's one of the most annoying sensations our bodies can feel, but does anything feel better than when you scratch an itch? Ok, maybe *some* things. But itching and scratching are up there. How does this weird sensation work? And what is itching for?
What If You Never Forgot Anything?
Adults Human
How does memory work? And how does... un-memory work? Our brain does a lot of remembering and forgetting every day, so you should probably make room for som info on how it works.
97% of Climate Scientists Really Do Agree
Adults Human
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.
Time: The History & Future of Everything - Remastered
Adults Human
The History & Future of Everything
What causes body odor? - Mel Rosenberg
Adults Human
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?
Adults Human
What traits have your parents pass down to you?
What If You Didn't Sleep For A Week?
Adults Human
We all know sleep is important, but what if you just.... stopped doing it?
How Smart Are You? (TEST)
Adults Human
Are you actually a genius? Test your intelligence.
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.