SciShow
The Truth About the Gut to Brain Connection
There aren't many bodily connections as powerful as the gut to brain connection. Why? Watch this new episode of SciShow hosted by Olivia Gordon to learn about the immense power of the microbiome!
SciShow
How Weed Works: THC
Hank explains the science behind the effects of that wackiest of weeds, cannabis sativa - aka marijuana.
SciShow
Dopamine Isn’t Just a Happy Chemical
When we think of the neurotransmitter dopamine, we often imagine it, and other molecules in our brains, as doing one specific thing. But that's just flat out wrong!
SciShow
Remote Control Brain Receptors
We have a powerful way to study how brains work thanks to a relatively new technology called chemogenetics. With chemogenetics, scientists can give an injection to mice that turns specific parts of their brains on or off!
SciShow
Are Your Eyes Part of Your Brain?
When you think of a brain, you probably imagine that pink, wrinkly organ in your skull, but we don’t have to stop there! Neither the brain’s functions, nor its cells, are confined to the organ we normally think of as the brain.
SciShow
Your Brain Once Had a Superpower. Could You Get It Back?
A lot of the adaptability of children's brains diminishes as they age. But researchers are looking for ways they might be able to restore some of that flexibility later in life.
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
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
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 Weed Works: THC
Hank explains the science behind the effects of that wackiest of weeds, cannabis sativa - aka marijuana.
Amoeba Sisters
Intro to Cell Signaling
Explore cell signaling with the Amoeba Sisters! This introductory video describes vocabulary such as ligand and receptor. It includes the stages of cell signaling (reception, transduction, and response) and different types of signaling...
SciShow
Why Depression Isn’t Just a Chemical Imbalance
Depression is a common disorder, and though it might seem like we’ve got it figured out, what it is and how to treat it is actually way more complicated than we think.
Bozeman Science
The Nervous System
Paul Andersen begins this podcast with a discussion of brain lateralization and gives a brief demonstration of tests that were performed on split-brain individuals. He then discusses the major parts of a neuron and explains how action...
SciShow
Do Essential Oils Really Work? And Why?
What does the research say about what essential oils can actually do?
Bozeman Science
The Action Potential
In this video Paul Andersen details the action potential in neurons. The resting potential of a neuron (-70mV) is maintained through differences in concentration and permeability of Na, K, and Cl ions. A graded potential is created as...
TED-Ed
TED-ED: How do drugs affect the brain? - Sara Garofalo
Most people will take a pill, receive an injection, or otherwise take some kind of medicine during their lives. But most of us don't know anything about how these substances actually work. How can various compounds impact the way we...
SciShow
Why Do Glue Labels Warn Not to Sniff It?
Abusing inhalants, like glue, can cause serious health problems, and you shouldn't need a video on the internet to tell you that. But let's take a deeper look at why these chemicals are so dangerous.
Bozeman Science
Cell Communication
Paul Andersen discusses cell communication. He begins by explaining how he communicates with other individuals using various forms of electronic communication. He them explains how cells communicate when the distance between them is big,...
SciShow
Social Interaction and the 'Bliss Molecule'
This week on SciShow News, scientists found that social interaction triggers the production of the “bliss molecule” in mice. Plus, eating sugar is about more than just the calories.
SciShow
The Chemistry of Addiction
Hank describes how our brains respond biochemically to various addictive substances and behaviors and where those responses have come from, evolutionarily speaking.
Curated Video
Harmful Drugs: Ecstasy
Ecstasy, also known as MDMA, is one of the most commonly used harmful drugs. How does the drug affect the brain and body, and what are the long-term repercussions associated with its use? Biology - Healthy Living - Ecstasy is a drug...
Curated Video
What's in a Cigarette?
Discover the scale and effects of the chemical ingredients in cigarettes. What are smokers breathing in to their lungs, and what effects are these chemicals having on them? Biology - Healthy Living - When a cigarette is burned it...
Healthcare Triage
Ketamine as a Treatment for Depression?
Ketamine is a controlled substance approved by the FDA for use as an anesthetic. It is also used recreationally to create a dissociative state. But what about ketamine for depression? The FDA has approved Spravato (esketamine) for...
Curated Video
Why Do Footballers Chew Gum?
Chewing gum activates the receptors in our gums that send information to the brain. The added bonus of an increased heart rate also allows the muscles to receive more blood. This is why so many professional footballers and basketball...