TED-Ed
TED-Ed: Newton's three-body problem explained | Fabio Pacucci
In 2009, researchers ran a simple experiment. They took everything we know about our solar system and calculated where every planet would be up to 5 billion years in the future. They ran over 2,000 simulations, and the astonishing...
SciShow
The Unsung Scientist Behind the Building Blocks of DNA | Marie M. Daly
Our understanding of both clogged arteries and the building blocks of DNA are thanks to the groundbreaking work of Dr. Marie M. Daly, the first Black woman in the U.S. to receive a Ph. D. in chemistry.
SciShow
The Problem with Bee Venom Therapy
Does bee venom therapy work? Stings cause pain, itching, or even death in some people, so how might potential benefits outweigh the risks?
Crash Course
Eating and Body Dysmorphic Disorders: Crash Course Psychology
In this episode of Crash Course Psychology, Hank walks us through the troubling world of Eating and Body Dysmorphic disorders. There's a lot going on here and, even though we still have a lot of dots to connect, a lot we can learn to...
TED-Ed
TED-ED: The history of tattoos - Addison Anderson
If you have a tattoo, you're part of a rich cultural history that dates back at least 8,000 years. Where did this practice of body modification come from, and how has its function changed over time? Addison Anderson tracks the history of...
TED-Ed
Why do we have hair in such random places? | Nina G. Jablonski
We have lots in common with our closest primate relatives. But comparatively, humans seem a bit... underdressed. Instead of thick fur covering our bodies, many of us mainly have hair on top of our heads— and a few other places. So, how...
TED-Ed
TED-Ed: Do larger animals take longer to pee? | David L. Hu
A cat's bladder can only store a golf ball's worth of urine. For humans, it's a coffee mug and for elephants, a kitchen trash can. An elephant's bladder is 400 times the size of a cat's, but it doesn't take an elephant 400 times longer...
SciShow
Is Mind Control Possible? | Compilation
The human brain is complex and awe-inspiring, so of course we have been trying to figure out how to control it. From electricity to light, here are some of the ways we have attempted to command our wrinkly thinkers.
Bozeman Science
LS1D - Information Processing
In this video Paul Andersen explains how information is processed in in animals. He starts by describing the different forms of information and how they are received by receptors. He explains how information is received by the brain and...
SciShow
Why Scientists Are Using Mice to Make Human Cells
Stem cells are widely believed to hold great promise in medical research because of their ability to transform into all sorts of other cell types, and scientists can grow it in living mice.
SciShow
We May Have Found a New Organ, Thanks to Cancer Therapy
We’ve been studying the body for most of human history, and yet we are still finding new organs (or parts of them - depending on your definition). Also, thanks to some marmosets, we know a little more about how anxiety and depression...
SciShow
3 Baffling Depression Treatments and Why They Might Work
Scientists have found some effective alternative treatments for patients with treatment-resistant depression, but they are not exactly sure why these treatments work.
TED Talks
TED: The inaccurate link between body ideals and health | Nancy N. Chen
Global obesity rates are on the rise, but body shaming campaigns are doing more harm than good, says medical anthropologist Nancy N. Chen. Reflecting on how the cultural histories of body ideals have changed over time, she offers a new...
SciShow
A User's Guide to the Human Body
If you've ever wondered why you crave certain foods or what your appendix actually does, there's something in this collection for you!
TED-Ed
The artist who won a Nobel Prize... in medicine | Melanie E. Peffer
In the 1860s, scientists believed they were on the verge of uncovering the brain's biggest secret: how the brain's signals travel through the body. They believed these impulses travelled uninterrupted along a massive web of tissue. But...
SciShow Kids
Squeaks Gets Scared! | SciShow Kids Compilation
There's a big thunderstorm happening where Squeaks lives, and it's making the Fort kind of creepy... Join Squeaks as he faces his fears and learns more about the things that scare him!
SciShow
5 Times Evolution Should Have Planned Ahead
Natural selection can lead to some pretty amazing adaptations, but sometimes the resulting traits aren’t the most efficient solutions to the problems at hand. With the bar set to “good enough,” here are some features that arose from...
TED-Ed
TED-Ed: The fish that walk on land | Noah R. Bressman
We think of fish as completely aquatic animals. But there are actually hundreds of fish species that are amphibious, meaning that they possess adaptations that enable them to survive on land. Once on land, however, they face suffocation,...
SciShow
Should I Be Afraid of BPA?
BPA has had some bad press, and now we're all wondering: Is BPA bad for us? Michael Aranda goes into how we encounter BPA in our lives and how it affects us.
SciShow Kids
Mysterious Trilobites! | The History of Life! | SciShow Kids
Squeaks and Mister Brown pretend to go back in time to learn more about Trilobites, using special clues from fossils!
Second Grade Next Generation Science Standards
Crosscutting Concepts
Patterns: Observed patterns in nature guide...
SciShow
How Does Cold Medicine Work?
The cold medicine you picked up at the store involves some cool chemistry to treat your symptoms.
SciShow
The Secrets Hidden in Your Tears, Earwax, and Other Secretions
Our various secretions - from tears to earwax - can tell us more about our bodies than you might think!
SciShow
Why Eating Disorders Are Way More Common Than You Think
Eating disorders are very serious psychological conditions that can also be very dangerous - and they are much more common than you think.
SciShow
Anorexia Isn't Just a Psychiatric Disorder
Illness is complicated, and today we take a look at new research that points to two diseases, anorexia and dementia, that both may be more related to genetics and behavior than we previously thought.