SciShow
The Future Of Back To The Future
We're going back to the future! The real-life 2015 looks a little different than the movie version, though.
Crash Course
Intro to Reaction Mechanisms - Crash Course Organic Chemistry
When we venture to new places, we need navigational tools to guide us. In organic chemistry, those are reaction mechanisms! In this episode of Crash Course Organic Chemistry, we’ll learn all about how to write reaction mechanisms. Having...
TED-Ed
How does artificial intelligence learn? | Briana Brownell
Today, artificial intelligence helps doctors diagnose patients, pilots fly commercial aircraft, and city planners predict traffic. These AIs are often self-taught, working off a simple set of instructions to create a unique array of...
SciShow
Betelgeuse Isn’t Just Dim, It’s Lopsided - SciShow News
The constellation of Orion has one shoulder marked by a bright red star called Betelgeuse, but over the last year it's dimmed enough to notice with the naked eye! and mission scientists are shedding some light on how Arrokoth and other...
SciShow
The Evolution of Spy Satellites
Today we take a look at the history and capabilities of spy satellites.
SciShow
Why Electronics Just Shouldn't Work
Every wire, memory chip, and radio link is constantly fending off data corruption with error detecting and correcting codes. With the help of these codes, electronics can keep up the illusion of perfection… most of the time.
SciShow
What We've Learned from the Pluto Flyby!
New Horizons is teaching us all about Pluto! And it's definitely not what we were expecting.
Crash Course
Media & the Mind: Crash Course Media Literacy
First thing’s first: what is media literacy? In our first episode, Jay breaks this question down and explains how we’re going to use it to explore our media saturated world.
TED Talks
James B. Glattfelder: Who controls the world?
James Glattfelder studies complexity: how an interconnected system -- say, a swarm of birds -- is more than the sum of its parts. And complexity theory, it turns out, can reveal a lot about how the world economy works. Glattfelder shares...
SciShow
How the Krack Hack Breaks Wi-Fi Security
After 14 years of going unnoticed, a vulnerability in Wi-Fi security was published last week. It's a serious problem, but it's already in the process of being fixed.
Crash Course
Social Groups: Crash Course Sociology
How do the groups that you're part of affect you? How do you, in turn, affect those groups? Today we are talking about how people in society come together with a look at social groups. We’ll look at what social groups are, the different...
SciShow
We Found Water on a Habitable Zone Exoplanet
Researchers found water in the atmosphere of an exoplanet about 110 light-years away, and there's another rock from interstellar space flying through our solar system!
Crash Course
Mean, Median, and Mode Measures of Central Tendency - Crash Course Statistics
Today we’re going to talk about measures of central tendency - those are the numbers that tend to hang out in the middle of our data: the mean, the median, and mode. All of these numbers can be called “averages” and they’re the numbers...
TED Talks
Mikko Hypponen: How the NSA betrayed the world's trust -- time to act
Recent events have highlighted, underlined and bolded the fact that the United States is performing blanket surveillance on any foreigner whose data passes through an American entity -- whether they are suspected of wrongdoing or not....
SciShow
Rosetta Didn't Find Aliens!
New Horizons went into safe mode and lost a few days of science observations. And there seems to be some confusion over whether there are aliens on Comet 67P.
SciShow
Why Gravitational Waves Are a Big Deal
Last week, it was announced that we've detected gravitational waves on Earth. Now, Hank explains what that means for the future and why it's such a huge deal.
MinuteEarth
How Long Did People Use To Live?
By analyzing survivorship curves over the centuries, we can learn what’s changed about how - and when - humans die.
Crash Course
Neural Networks and Deep Learning
Today, we're going to combine the artificial neuron we created last week into an artificial neural network. Artificial neural networks are better than other methods for more complicated tasks like image recognition, and the key to their...
Crash Course
Max Weber & Modernity: Crash Course Sociology
This week we are wrapping up our overview of sociology’s core frameworks and founding theorists with a look Max Weber and his understanding of the modern world. We’ll explore rationalization and the transition from traditional to modern...
TED Talks
TED: Your smartphone is a civil rights issue | Christopher Soghoian
The smartphone you use reflects more than just personal taste ... it could determine how closely you can be tracked, too. Privacy expert and TED Fellow Christopher Soghoian details a glaring difference between the encryption used on...
Crash Course
More Organic Nomenclature Heteroatom Functional Groups - Crash Course Organic Chemistry
Oxygen is pretty dang amazing! Some of the most intensely studied functional groups in organic chemistry have oxygen atoms. In this episode of Crash Course Organic Chemistry, we're building on the last episode's discussion of...
MinuteEarth
How Birds Fooled Military Radar
A technology to ignore birds on radar ended up being useful to study and conserve them.
TED Talks
Joi Ito: Want to innovate? Become a "now-ist"
"Remember before the internet?" asks Joi Ito. "Remember when people used to try to predict the future?" In this engaging talk, the head of the MIT Media Lab skips the future predictions and instead shares a new approach to creating in...
TED-Ed
TED-ED: Is DNA the future of data storage? - Leo Bear-McGuinness
In the event of a nuclear fallout, every piece of digital and written information could all be lost. Luckily, there is a way that all of human history could be recorded and safely stored beyond the civilization's end. And the key...