Crash Course
Sympathetic Nervous System: Crash Course A&P
Hank tries not to stress you out too much as he delves into the functions and terminology of your sympathetic nervous system. -- Table of Contents Sympathetic Nervous System Controls the Body's Stress Response 0:26 How Signals Travel to...
3Blue1Brown
Backpropagation calculus | Deep learning, chapter 4
The math of backpropagation, the algorithm by which neural networks learn.
Bozeman Science
The Synapse
In this video Paul Andersen gives an overview of the human urinary system. The system consist of the kidneys, ureters, bladder, and urethra. The kidneys excrete waste from the blood in urine. He explains how the nephron is responsible...
SciShow
Old Pill, New Trick
One team of researchers may has found a promising lead in the fight to cure or prevent Alzheimer's. And another team is helping us understand how Hydras regrow their heads.
SciShow
What Squids and Frogs Taught Us About How Brain Cells Talk
Back in the early days of neuroscience, we didn't study the animals you might expect to learn about how brain cells communicate.
SciShow
Do Fish Dream?
It’s easy to look at a sleeping dog’s leg twitching and imagine that it’s having a wonderful rabbit-chasing dream. But can animals with brains that are very different from ours have dreams?
SciShow
6 Supplements That Might Actually Help You
More than half of Americans take a dietary supplement, but the truth is, most people don't need them. There are, however, a handful of supplements that can be helpful in some situations! Chapters BEET JUICE 2:58 ANTIOXIDANT MULTIVITAMINS...
SciShow
How to Reprogram a Brain Cell
In Parkinson's disease, certain kinds of neurons die over time, but it might be possible to reprogram other types of cells in the brain to replace those lost ones.
SciShow
Is That Shiny Thing Pretty, or Are You Just Thirsty?
Humans are fascinated by shiny stuff. Not only do we find these things attractive, but we also tend to perceive them as being high quality. Well, turns out this infatuation may be related to our evolutionary relationship to water.
SciShow
How Much Data Can Our Brains Store?
Our brains aren't exactly like a computer's hard drive, but it can still be fun to think about just how much storage space we have in our noggins.
SciShow
How Weed Works: THC
Hank explains the science behind the effects of that wackiest of weeds, cannabis sativa - aka marijuana.
SciShow
Why Do We Have Such Long Childhoods?
Compared to most animals in the vast kingdom, humans have one of the longest childhoods. And you might think this is so we have time to develop our advanced thinking skills, but scientists think it might not be that simple.
SciShow
Brain vs. Computer
The brain of luchador Hanko wants to take on the worlds fastest supercomputer, "K," in a cage match for bragging rights - which one is the most impressive information processor?
3Blue1Brown
Backpropagation calculus | Appendix to deep learning chapter 3
The math of backpropagation, the algorithm by which neural networks learn.
SciShow
Does Using Your Phone Really Hurt Your Sleep?
You've probably heard that some types of light, like the kind that comes from your phone or laptop, can be bad for your sleep if you use them too close to bedtime. But let's be real, nighttime is the best time to binge TV, so are we...
Crash Course
The Chemical Mind - Crash Course Psychology
BAHHHHHH! Did I scare you? What exactly happens when we get scared? How does our brain make our body react? Just what are Neurotransmitters? In this episode of Crash Course Psychology, Hank takes us to the simplest part of the complex...
SciShow
How Computers Find Naked People in Photos
Why isn't the internet just covered in naked people? Algorithms! However, designing them to distinguish between pornography and people in skin tone clothing or swimsuits is harder than you'd think.
SciShow
Human Connectome
Hank briefs us on a fascinating project that aims to map the anatomical and functional pathways of the brain - a neural network called the human connectome.
SciShow
4 Algorithms We Borrowed from Nature
We use algorithms every day for things like image searches, predictive text, and securing sensitive data. Algorithms show up all over nature, too, in places like your immune system and schools of fish, and computer scientists have...
TED Talks
Sandrine Thuret: You can grow new brain cells. Here's how
Can we, as adults, grow new neurons? Neuroscientist Sandrine Thuret says that we can, and she offers research and practical advice on how we can help our brains better perform neurogenesis—improving mood, increasing memory formation and...
SciShow
Why Does Getting Kicked in the Groin Hurt SO Much?
Getting kicked anywhere hurts, but getting kicked in the groin REALLY hurts for a few different reasons.
3Blue1Brown
Backpropagation calculus: Deep learning - Part 4 of 4
The math of backpropagation, the algorithm by which neural networks learn.
SciShow
Why We’ve Been Ignoring These Brain Cells | Great Minds: Ben Barres
Neurons often get all the credit for running the brain, but the work done by Ben Barres at Stanford University proved that glial cells are far more crucial to brain functioning than we had previously realized.
SciShow
A Brand New Type of Brain Cell | SciShow News
Two teams of scientists in two different parts of the world discovered a previously unknown neuron, which might have a lot to do with what makes humans, human.