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Strapped into a sinking helicopter

AdultsScienceAdventureHuman
I graduated from Advanced Helo Underwater Egress Training at Marine Corps Base Hawaii.
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What Sperm Whales Can Teach Us About Humanity

AdultsAnimalsNaturePhotographyHuman
Sperm whales are only at the surface for about 15 or 20 minutes at a time, yet photographer Brian Skerry is able to capture beautiful moments of these giant undersea predators.
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How Cats Became our Feline Overlords

AdultsAnimalsHumanPets
Check out how cats became our favorite little murder machines.
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How Long Can We Live?

AdultsHumanLifeScienceBiology
The human lifespan might be limited, in part, because natural selection just stops working late in life.
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Why do we sweat? - John Murnan

AdultsBiologyHumanHealthScience
There are a number of scenarios that can make us sweat-including exercise, eating spicy foods, and nervousness.
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Do You Hear "Yanny" or "Laurel"? (SOLVED with SCIENCE)

AdultsHumanInternet CultureSocial MediaSciencePsychology
Yanny vs. Laurel audio illusion solved! PHEW FINALLY!
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Are We All Related?

AdultsGeneticsHistoryHumanScience
In part 3 of our special series on human ancestry, we investigate how closely related we all really are.
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Could Playing Music DRASTICALLY Change Your Brain?

AdultsHumanMusicSciencePsychology
You might've heard that playing an instrument makes you smarter. Is this true?
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Why Do We Itch?

AdultsHumanNeuroscienceHealthScience
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?
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What If You Never Forgot Anything?

AdultsNeuroscienceScienceHuman
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.
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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.
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Your Body is Amazing ft. Christine Sydelko

AdultsBiologyHuman
Discover why your body is a wonderland with Christine Sydelko!
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Time: The History & Future of Everything - Remastered

AdultsHistoryHumanWorld
The History & Future of Everything
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Mom vs. Dad: What Did You Inherit?

AdultsGeneticsHuman
What traits have your parents pass down to you?
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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.
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What If You Didn't Sleep For A Week?

AdultsHealthHuman
We all know sleep is important, but what if you just.... stopped doing it?
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How Smart Are You? (TEST)

AdultsHumanMental Health
Are you actually a genius? Test your intelligence.
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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.
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What Happens In One Lifetime?

AdultsHumanLife
A lot can happen during your trips around the sun!
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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.
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Are You Smarter Than Average?

AdultsHumanSocietyEducationMental Health
Put your intelligence to the test!