Crash Course
The First Programming Languages: Crash Course Computer Science
So we ended last episode with programming at the hardware level with things like plugboards and huge panels of switches, but what was really needed was a more versatile way to program computers - software! For much of this series we’ve...
Crash Course
Electrical Power, Conductors, & Your Dream Home: Crash Course Engineering #21
Today, we'll explore the materials electrical engineers work with. We'll look at high-conductors, insulators, and how low-conductivity conductors can be used to generate light and heat.
TED-Ed
TED-ED: Are you a body with a mind or a mind with a body? - Maryam Alimardani
Our bodies _ the physical, biological parts of us - and our minds - the thinking, conscious aspects - have a complicated, tangled relationship. Which one primarily defines you or your self? Are you a body with a mind or a mind with a...
Bozeman Science
Viruses
Paul Andersen describes the important characteristics of viruses. He starts with a brief description of origin theories. He then describes the two characteristics of all viruses; genetic information and protein coats. He also describes...
Crash Course
The Central Processing Unit (CPU): Crash Course Computer Science
Today we’re going to build the ticking heart of every computer - the Central Processing Unit or CPU. The CPU’s job is to execute the programs we know and love - you know like GTA V, Slack... and Power Point. To make our CPU we’ll bring...
SciShow
We Found Two Planets Using Artificial Intelligence!
Artificial Intelligence has helped astronomers discover 2 new planets in systems that we'd already looked at, and new theories about how Mars lost some of its water have surfaced.
TED Talks
Simon Sinek: How great leaders inspire action
Simon Sinek has a simple but powerful model for inspirational leadership -- starting with a golden circle and the question "Why?" His examples include Apple, Martin Luther King, and the Wright brothers ...
TED Talks
TED: What happens in your brain when you pay attention? | Mehdi Ordikhani-Seyedlar
Attention isn't just about what we focus on -- it's also about what our brains filter out. By investigating patterns in the brain as people try to focus, computational neuroscientist Mehdi Ordikhani-Seyedlar hopes to build computer...
Crash Course
Locke, Berkeley, & Empiricism: Crash Course Philosophy
This week we answer skeptics like Descartes with empiricism. Hank explains John Locke’s primary and secondary qualities and why George Berkeley doesn’t think that distinction works -- leaving us with literally nothing but our minds,...
SciShow
Your Brain is Plastic
ank explains the gift that your brain gives you every day: the gift of neural plasticity -- the ways in which your brain actually changes at the cellular level as you learn.
Crash Course
Files & File Systems: Crash Course Computer Science
Today we’re going to look at how our computers read and interpret computer files. We’ll talk about how some popular file formats like txt, wave, and bitmap are encoded and decoded giving us pretty pictures and lifelike recordings from...
SciShow
Spinach That Detects Explosives!
What's both edible, and capable of sending you an email to let you know there's explosives nearby? Spinach! Well, spinach with some nanotechnology embedded within it. Learn how Popeye's favorite veggie is involved in the field of plant...
SciShow
Supersonic Free Fall and the New Element: Hankium?
Hank brings you the news of a newly discovered dinosaur he is kind of afraid to look at, a way to sequence your genome in less time than it takes to get your clothes dry cleaned, & two new adventures that will take place in space - one...
SciShow
From Optics to Spacewalks: Dr. Ellen Ochoa | Great Minds
Dr. Ellen Ochoa is incredible! She published over a dozen papers, co-filed three patents, and was a NASA engineer, all before becoming an astronaut and spending nearly a thousand hours in space.
Crash Course
The Internet and Computing: Crash Course History of Science
We’ve talked a lot about advances in biotech. But none of those could have happened without advances in computing. It’s time to get back to data and explore the unlikely birth, strange life, and potential futures of the Internet. In this...
Crash Course
The Computer and Turing: Crash Course History of Science
Computers and computing have changed a lot over the History of Science but ESPECIALLY over the last 100 years. In this episode of Crash Course History of Science, we have a look at that history around World War Two and how that conflict...
SciShow
5 Undervalued Scientists: Great Minds Compilation
Take some time with us to look back on a few of our episodes about scientists who deserve a little more recognition than they got.
SciShow
Awesome Inventions by African Americans
Who invented microphones, PCs, and video game consoles? In honor of Black History Month, Hank talks about some African Americans scientist/inventors who've helped make all our lives more awesome.
Be Smart
De-Extinction: A Mammoth Undertaking
De-extinction, or using the power of modern biotechnology to bring back extinct species like mammoths and dinosaurs, would be cool. But is it really as easy as the movies make it look? Or do the cruel hands of time make it impossible?...
Bozeman Science
Practice 5 - Using Mathematics and Computational Thinking
Paul Andersen explains how mathematics and computational thinking can be used by scientists to represent variables and by engineers to improve design. He starts by explaining how mathematics is at the root of all sciences. He then...
SciShow
What Happens to an Email After You Click "Send"?
Email is one of the most essential things to our life. But do you actually know what happens when you click the "send" button, and how it's sent to your friends?
TED Talks
Paul Rothemund: DNA folding, in detail
In 2007, Paul Rothemund gave TED a short summary of his specialty, DNA folding. Now he lays out in clear, abundant detail the immense promise of this field -- to create tiny machines that assemble themselves.
Crash Course
The Singularity, Skynet, and the Future of Computing: Crash Course Computer Science
In our SERIES FINALE of Crash Course Computer Science we take a look towards the future! In the past 70 years electronic computing has fundamentally changed how we live our lives, and we believe it’s just getting started. From ubiquitous...
PBS
Why Do We Love Zombies?
Zombies are EVERYWHERE!! Wait, don't panic- we mean in pop culture, not outside your window. But why is that? Bad guys and monsters seem to go through phases: one decade there's a dozen movies about aliens, ten years later it's vampires....