SciShow
Your brain is a fingerprint. #shorts #science #SciShow
Your brain is a fingerprint. #shorts #science #SciShow
TED-Ed
TED-ED: How do we study living brains? - John Borghi and Elizabeth Waters
As far as we know, there's only one thing in our solar system sophisticated enough to study itself: the human brain. But this self-investigation is challenging because a living brain is shielded by skull, swaddled in tissue, and made up...
TED-Ed
TED-Ed: Oxygen's surprisingly complex journey through your body - Enda Butler
Oxygen forms about 21% of the air around us. In your body, oxygen forms a vital role in the production of energy in most cells. But if gases can only efficiently diffuse across tiny distances, how does oxygen reach the cells deep inside...
TED Talks
Dan Dennett: Dangerous memes
Starting with the simple tale of an ant, philosopher Dan Dennett unleashes a devastating salvo of ideas, making a powerful case for the existence of memes -- concepts that are literally alive.
TED Talks
Josette Sheeran: Ending hunger now
Josette Sheeran, the head of the UN's World Food Program, talks about why, in a world with enough food for everyone, people still go hungry, still die of starvation, still use food as a weapon of war. Her vision: "Food is one issue that...
TED-Ed
TED-Ed: Diagnosing a zombie: Brain and body - Tim Verstynen & Bradley Voytek
Zombies eat brains. They are also, like all of us, driven by brain functions. What is happening in their brains to make them act as they do? In this intriguing dialogue, Tim Verstynen & Bradley Voytek apply the various human medical...
TED Talks
TED: What would happen if we upload our brains to computers? | Robin Hanson
Meet the "ems" -- machines that emulate human brains and can think, feel and work just like the brains they're copied from. Futurist and social scientist Robin Hanson describes a possible future when ems take over the global economy,...
SciShow
Why Do Coffee Naps Recharge You So Well?
With their powers combined, coffee and naps create a greater sum than their parts.
MinuteEarth
Screens are NOT the reason kids need glasses 👀
Way more kids have fuzzy vision these days because we spend less time in outdoor light, which makes our eyeballs longer.
SciShow
How Self Care Can Save the Environment
If you're feeling anxious about climate change, you're not alone, but taking steps to help the world might also help you.
SciShow
What Does A Cochlear Implant Sound Like?
Cochlear implants don't generate sound like a hearing aid would. Instead, they zap your cochlea.
SciShow
The Tiny Molecule Responsible for Startle Syndrome
Flinching in response to an unexpected loud noise might not be pleasant, but it's also not a problem for most people. For one family, however, getting startled would cause their bodies to go stiff and fall.
SciShow
Should You Worry About Alcohol Causing Cancer?
The American Society of Clinical Oncology recently released an official statement about alcohol and cancer, but the information isn't as extreme as some headlines would imply. Also, scientists at Duke University have found evidence that...
TED-Ed
TED-Ed: How do jetpacks work? And why don't we all have them? | Richard Browning
In 1961, Yuri Gagarin piloted a spacecraft in humanity's first manned space flight. A week later, Bell Aerosystems debuted a gas-powered rocket pack that could fly 35 meters in 13 seconds. Unfortunately, engineers knew this short flight...
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.
TED Talks
Al Seckel: Visual illusions that show how we (mis)think
Al Seckel, an expert on illusions, explores the perceptual illusions that fool our brains. He shares loads of cool tricks to prove that not only are we easily fooled, we kind of like it.
TED Talks
TED: Close-up card magic with a twist | Lennart Green
Like your uncle at a family party, the rumpled Swedish doctor Lennart Green says, "Pick a card, any card." But what he does with those cards is pure magic -- flabbergasting, lightning-fast, how-does-he-do-it? magic.
SciShow
The Science (and Dangers) of Booze in Humans
Many of us choose to enjoy the effects of alcohol, and we know that drinking too much is a bad thing, but what kinds of things can actually happen when you drink too much for too long?
MinuteEarth
The Secrets of Extreme Breath Holding
Humans can hold our breath longer than we think by taking advantage of our body’s innate survival instincts - and then ignoring them. __________________________________________ To learn more, start your googling with these keywords:...
Crash Course
Changing the Blueprints of Life - Genetic Engineering: Crash Course Engineering #38
Can we change the blueprints of life? This week we are exploring that question with genetic engineering. We’ll discuss how selective breeding can improve agricultural practices, and the potential DNA-level engineering could have on other...
SciShow
How Our Brains Learn Consciousness
Neuroscience is abound with debates over the nature of consciousness. Which makes sense, because it’s a very abstract idea. We know we are conscious, but theories of why, how and what brain activity causes it are still simply that:...
SciShow
You Can "Catch" Alzheimer's Disease
Alzheimer’s isn’t contagious -- at least, in the sense that you can’t catch it from being around somebody who has it. But, it turns out, it is transmissible, just not directly.
TED-Ed
TED-Ed: What causes opioid addiction, and why is it so tough to combat?
In the 1980s and 90s, pharmaceutical companies began to market opioid painkillers aggressively, while actively downplaying their addictive potential. The number of prescriptions skyrocketed, and so did cases of addiction, beginning a...
TED-Ed
TED-Ed: How do cigarettes affect the body? - Krishna Sudhir
Cigarettes aren't good for us. That's hardly news -- we've known about the dangers of smoking for decades. But how exactly do cigarettes harm us, and can our bodies recover if we stop? Krishna Sudhir details what happens when we smoke --...