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
Amoeba Sisters
Human Body Systems Functions Overview: The 11 Champions (Updated)
This is the updated Amoeba Sisters human organ systems video, which provides a brief function introduction to each of the 11 human organ systems. Table of Contents: Intro 00:00 Levels of Organization 0:49 Circulatory 1:39 Digestive 2:40...
SciShow
3 Things Your Cat Should Not Be Doing
Cats are known for their curiosity, and as that one saying goes “it killed the cat”. But we can help our cuddly counterparts avoid this sad fate if we watch out for these three everyday things.
TED-Ed
TED-Ed: How does heart transplant surgery work? | Roni Shanoada
Your heart beats more than 100,000 times a day. In just a minute, it pumps over five liters of blood throughout your body. But unlike skin and bones, the heart has a limited ability to repair itself. So if this organ is severely damaged,...
TED Talks
Sandeep Jauhar: How your emotions change the shape of your heart
"A record of our emotional life is written on our hearts," says cardiologist and author Sandeep Jauhar. In a stunning talk, he explores the mysterious ways our emotions impact the health of our hearts -- causing them to change shape in...
SciShow
Victorian Pseudosciences: Shocking People Back to Health
As 18th-century science and medicine brought properties of electricity to light, some Victorian doctors decided that putting sick people in a bathtub and shocking them might be a good idea.
SciShow
Two Unbelievable New Transplants That Actually Worked
Organ transplants aren’t new, but scientists are still making breakthroughs in transplant success rates and the sources of the organs.
Bozeman Science
Cellular Specialization
In this podcast Paul Andersen explains how cells differentiate to become tissue specific. He also explains the role of transcription factors in gene regulation. The location of a cell within the blastula ultimately determines its fate....
TED-Ed
TED-ED: The science of attraction - Dawn Maslar
Romantic chemistry is all about warm, gooey feelings that gush from the deepest depths of the heart-right? Not quite. Actually, the real boss behind attraction is your brain, which runs through a very quick, very complex series of...
TED Talks
TED: Want to change the world? Start by being brave enough to care | Cleo Wade
Artist and poet Cleo Wade recites a moving poem about being an advocate for love and acceptance in a time when both seem in short supply. Woven between stories of people at the beginning and end of their lives, she shares some truths...
SciShow
8 Survival Myths That Will Definitely Make Things Worse
You might think you know how to survive if you end up stranded in the wild, but those tips you read on the internet might just make things worse! Some tips seem too good to be true, and they are. Others are ingrained enough to be common...