MinuteEarth
The Secrets of Extreme Breath Holding
Humans can hold our breath longer than we think by taking advantage of our body’s innate survival instincts - and then ignoring them. __________________________________________ To learn more, start your googling with these keywords:...
Crash Course
Changing the Blueprints of Life - Genetic Engineering: Crash Course Engineering #38
Can we change the blueprints of life? This week we are exploring that question with genetic engineering. We’ll discuss how selective breeding can improve agricultural practices, and the potential DNA-level engineering could have on other...
Crash Course
The Heart, part 2 - Heart Throbs: Crash Course A&P
Today we're talking the heart and heart throbs -- both literal and those of the televised variety. Hank explains how your heart's pacemaker cells use leaky membranes to generate their own action potentials, and how the resulting...
SciShow
Bath Salts
Hank talks about the scary new drug that's led to some recent incidences of goat stabbing, as well as other tragedies - bath salts. We learn how it works and ask the important question: why?
TED Talks
Nora York: Singing "What I Want"
Nora York gives a stunning performance of her song "What I Want," with Jamie Lawrence (keyboards), Steve Tarshis (guitar) and Arthur Kell (bass).
TED Talks
Chuck Murry: Can we regenerate heart muscle with stem cells?
The heart is one of the least regenerative organs in the human body -- a big factor in making heart failure the number one killer worldwide. What if we could help heart muscle regenerate after injury? Physician and scientist Chuck Murry...
TED Talks
Ji-Hae Park: The violin, and my dark night of the soul
In her quest to become a world-famous violinist, Ji-Hae Park fell into a severe depression. Only music was able to lift her out again -- showing her that her goal needn’t be to play lofty concert halls, but instead to bring the wonder of...
SciShow
Why Is It So Hard to Let Go of Grudges?
We all have some displeasing memories from the past that still make our blood boil. Why are those grudges so hard to let go of?
TED Talks
Eric Liu: How to revive your belief in democracy
Civic evangelist Eric Liu shares a powerful way to rekindle the spirit of citizenship and the belief that democracy still works. Join him for a trip to "Civic Saturday" and learn more about how making civic engagement a weekly habit can...
TED Talks
TED: The value of kindness at work | James Rhee
Kindness can go a long way when it comes to reshaping a business. Having saved a fashion company from the brink of bankruptcy, entrepreneur James Rhee shares the value of investing in a culture of compassion at work -- and shows why we...
SciShow
5 Weird Things Your Blood Can Tell You
Blood is a pretty remarkable diagnostic tool! It doesn’t just tell you about blood-related diseases, it can reveal information about everything from your brain to your unborn fetus. Chapters PREMATURE BABIES 0:48 CONCUSSIONS 4:11 BLOCKED...
SciShow Kids
More Animal Valentines! | Valentine's Day | A SciShow Kids Compilation
Mister Brown and Squeaks open Valentines from a bunch of their animal pals!
TED Talks
Katharine Wilkinson: How empowering women and girls can help stop global warming
If we really want to address climate change, we need to make gender equity a reality, says writer and environmentalist Katharine Wilkinson. As part of Project Drawdown, Wilkinson has helped scour humanity's wisdom for solutions to draw...
Crash Course
The Nervous System, Part 3 - Synapses!: Crash Course A&P
We continue our tour of the nervous system with a look at synapses and the crazy stuff cocaine does to your body.
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Table of Contents:
Electrical Synapses Use Ion Currents Over Gap Junctions to Transmit Neurological Signals...
TED-Ed
TED-Ed: Why are human bodies asymmetrical? - Leo Q. Wan
Symmetry is everywhere in nature. And we usually associate it with beauty: a perfectly shaped leaf or a butterfly with intricate patterns mirrored on each wing. But it turns out that asymmetry is pretty important, too - and more common...
TED-Ed
TED-ED: How do scars form? - Sarthak Sinha
It's hard to escape childhood without racking up a few scars. Why do these leftover reminders of a painful cut or crash look different from the rest of our skin? And why do they stick around for so long after the incident that caused...
Crash Course
Blood Vessels, part 1 - Form and Function: Crash Course A&P
Now that we've discussed blood, we're beginning our look at how it gets around your body. Today Hank explains your blood vessels and their basic three-layer structure of your blood vessels. We're also going over how those structures...
SciShow
Do You Really Know What You Think You Do?
We are generally pretty confident when it comes to things that we know really well. But what if your brain is lying to you... tricking you into thinking you know everything, but you really know nothing?
SciShow
How Moon Rocks Revolutionized Astronomy
Getting our hands on a few moon rocks radically changed our understanding of the solar system!
SciShow Kids
Going to the Doctor's Office with Dr. Aaron Carroll
Squeaks has a doctor's appointment coming up and he's a little nervous, so Jessi asked her friend Dr. Arron Carroll to come over and talk about what happens when you visit the doctor!
SciShow Kids
Make Edible Glass Hearts!
Glass is really cool, but where does it come from? Jessi and Squeaks have a pretty sweet activity to show you how glass is made SOURCES: Disciplinary Core Ideas: PS1.A: Structure and Properties of Matter - Different kinds of matter exist...
SciShow
Why Is Heart Cancer So Rare?
Why don't we hear about people getting heart cancer? Turns out that some types of cells are less susceptible to cancer than others.
Bozeman Science
The Hierarchy of Life
Paul Andersen explains how biology is ordered in the hierarchy of life. He first of all describes how emergent properties appear as you move to more inclusive systems. The then describes life at the following levels; atom, molecule,...
SciShow
How the Big Game affects Heart Health #shorts #science
How the Big Game affects Heart Health #shorts #science