SciShow
Why Does Music Give Us Chills?
When a musician rips into a totally sweet solo, it can give you goosebumps and send a chill down your spine, but how does that happen?
SciShow
These 'Fossilized Brains' Might Not Be Brains At All
A new study calls the claims of fossilized brains into question, and another finds ichthyosaurs might have been bigger than our current champions, the blue whales.
SciShow
Why Do Itches Make You Chase Them?
Have you ever said, "No, a little to the left," during a back scratch because the itch itself seemed to move? Well, it has to do with how your nerves and brain respond to the sensation.
SciShow
Carcolepsy: Why Do We Get Sleepy in Cars?
It turns out there are number of aspects of driving that can potentially conspire to lull our bodies into a potentially dangerous state of drowsiness.
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
The World's Most Asked Questions | Compilation
A while back, we were tasked with answering some of the world's most asked questions. So here, in one convenient location, are some of those questions and their answers.
TED Talks
Torsten Reil: Animate characters by evolving them
Torsten Reil talks about how the study of biology can help make natural-looking animated people -- by building a human from the inside out, with bones, muscles and a nervous system. He spoke at TED in 2003; see his work now in GTA4.
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
5 Times Scientists Gave Animals Drugs (and What They Learned)
It might seem like researchers give animals drugs just to make a good headline, but these experiments have taught scientists a lot.
TED Talks
Gero Miesenboeck: Re-engineering the brain
In the quest to map the brain, many scientists have attempted the incredibly daunting task of recording the activity of each neuron. Gero Miesenboeck works backward -- manipulating specific neurons to figure out exactly what they do,...
SciShow
What Happens When You Faint?
Why do we faint? Because sometimes, your nervous system just doesn't know what to do with itself.
SciShow
Why Does Spicy Food Burn When You Poop?
Sometimes your body won't let you forget that spicy burrito you had yesterday!
SciShow
Why Does My Face Turn Red When I'm Angry?
Have you ever wondered why your face turns red when you’re angry? Check out this SciShow Quick Question to learn why!
SciShow
Could a Shirt Hear Your Heartbeat? | SciShow News
Microphones keep getting smaller and smaller, but have you ever asked what it would be like to have a bigger one in the form of a shirt? And though we tend to incorrectly think that we’re having two-way conversations with our pets, we...
SciShow
What Causes Brain Freeze?
That terrible pain the befalls us when enjoying an icy treat! How does that happen? Is there a cure? Let Hank explain.
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.
TED Talks
TED: An ever-evolving map of everything on Earth | Jack Dangermond
What if we had a map of ... everything? Jack Dangermond, a visionary behind the geographic information system (GIS) technology used to map and analyze all kinds of complex data, walks us through the interconnected technologies gathering...
SciShow
What Did the First Animal Look Like?
If you trace your way back along the tree of life, eventually you'd come face-to-face with the very first animal. But what exactly would that animal have looked like?
SciShow
Can Bright Light Make You Sneeze?
SciShow's Quick Questions explains why bright light can make some people sneeze! Really!
TED-Ed
TED-Ed: Joshua W. Pate: The mysterious science of pain
In 1995, the British Medical Journal published a report about a builder who accidentally jumped onto a nail, which pierced straight through his steel-toed boot. He was in such agonizing pain that any movement was unbearable. But when the...
Bozeman Science
Electrochemical Gradient
In this video Paul Andersen explains how the electrochemical gradient is a combination of the chemical and electrical gradient of ions. As ions move across a membrane the potential change creates a hidden force that isn't always apparent.
SciShow
Why Do You Feel Butterflies in Your Stomach
It may have happened when you locked eyes with your secret crush, or before an important job interview, but what exactly caused that strange, fluttering sensation in your stomach?
Crash Course
Hearing & Balance: Crash Course A&P
Crash Course A&P continues the journey through sensory systems with a look at how your sense of hearing works. We follow sounds as they work there way into the ear where they are registered and transformed into action potentials. This...