Be Smart
What If You Never Forgot Anything?
How does memory work? And how does.... un-memory work? Our brain does a lot of remembering and forgetting every day, so you should probably make room for som info on how it works. You'll also get to meet some people who can't make...
SciShow
Why Up Matters to Your Brain
Gravity may be doing a lot more than just keeping us planted on the Earth. Scientists are learning that it’s also a key player in how we perceive things.
Bozeman Science
AP Biology Lab 8: Population Genetics and Evolution
Mr. Andersen explains Hardy-Weinberg equilibrium and describes the bead lab.
SciShow
Why Do So Many People Believe in Conspiracy Theories?
The internet is full of all sorts of wild claims about shadow governments, lizard people, and the shape of the earth. How can these stories inspire tin foil hats despite hard evidence against them?
Be Smart
CRISPR and the Future of Human Evolution
In part 4 of our special series on human ancestry and evolution, we look into the future. Now that genetic engineering tools like CRISPR allow us to edit our genes, how will that impact human evolution going forward? Are designer babies...
SciShow
The Randomness Problem: How Lava Lamps Protect the Internet
Randomness is important for all kinds of things, from science to security, but to generate true randomness, engineers have turned to some pretty odd tricks!
SciShow
How U.S. Airports Might Revamp Security... Using Game Theory
For the past few years, airports have been working with game theorists to step up their security game.
SciShow
IDTIMWYTIM Stochasticity THATS Random
Hank helps us understand the difference between the colloquial meaning of randomness, and the scientific meaning, which is also known as stochasticity. We will learn how, in fact, randomness is surprisingly predictable.
PBS
The Physics of Life (ft. It's Okay to be Smart & PBS Eons!)
Our universe is prone to increasing disorder and chaos. So how did it generate the extreme complexity we see in life? Actually, the laws of physics themselves may demand it.
MinutePhysics
Albert Einstein - The Size and Existence of Atoms
How do we know atoms exist? And just how big are they? Pi day (3.14) is Albert Einstein's Birthday! To celebrate, we'll explain 4 of his most groundbreaking papers from 1905, when he was just 26 years old.
Amoeba Sisters
Mutations (Updated)
Join the Amoeba Sisters as they explain gene and chromosome mutations, and explore the significance of these changes. This updated video has improved audio and images! Codons and the amino acids they code for is represented by standard...
MinuteEarth
This Atom Can Predict The Future
Many of the bewildering correlations in our world - like that between Beryllium-7 and the Asian monsoon - are a result of huge and unseen forces that tie them together.
TED Talks
I let algorithms randomize my life for two years | Max Hawkins
What if everything in your life was randomized: from the food you ate to the things you did and the places you traveled? Computer scientist Max Hawkins created algorithms to make decisions like these for him -- and got hooked on the...
TED-Ed
TED-ED: Can you solve the three gods riddle? - Alex Gendler
You and your team have crash-landed on an ancient planet. Can you appease the three alien overlords who rule it and get your team safely home? Created by logician Raymond Smullyan, and popularized by his colleague George Boolos, this...
TED-Ed
TED-Ed: The genes you don't get from your parents (but can't live without) | Devin Shuman
Inside our cells, each of us has a second set of genes completely separate from our 23 pairs of chromosomes. And this isn't just true for humans— it's true of every animal, plant, and fungus on Earth. This second genome belongs to our...
MinutePhysics
Misconceptions Footnote †: Randomness and Feedback
Footnote to the main video here: https://youtu.be/HUti6vGctQM Feedback loops and spurious correlations! REFERENCES: Spurious correlations: http://www.tylervigen.com/spurious-correlations Loopy by Nicky Case: http://ncase.me/loopy/...
Crash Course
Doing Solids: Crash Course Chemistry
In which Hank blows our minds with the different kinds of Solids out there and talks about why they're all different and have different properties. Today, you'll learn about amorphous and crystalline solids, types of crystalline solids,...
Crash Course
Randomness - Crash Course Statistics
There are a lot of events in life that we just can’t predict, but just because something is random doesn’t mean we don’t know or can’t learn anything about it. Today, we’re going to talk about how we can extract information from...
Amoeba Sisters
Genetic Drift
Discover what happens when random events meet allele frequencies: genetic drift! This Amoeba Sisters video also discusses the bottleneck and founder effect as well as contrasts genetic drift with natural selection. Table of Contents:...
TED-Ed
TED-Ed: Can you solve the multiverse rescue mission riddle? - Daniel Finkel
A bug in the superconductor system has trapped your team in 11 separate dimensions. Can you get them back home safely? -- It was a normal Tuesday at the superconductor, until a bug in the system caused your team to be trapped in 11...
Crash Course
Test Statistics - Crash Course Statistics
Test statistics allow us to quantify how close things are to our expectations or theories. Instead of going on our gut feelings, they allow us to add a little mathematical rigor when asking the question: “Is this random… or real?” Today,...
Be Smart
The Raisin Bran Effect
The bottom of the cereal box is a disappointing place. But at least now you know why. Where do you see the Brazil Nut Effect around you?
Bozeman Science
The Origin of Life - Scientific Evidence
Paul Andersen discusses scientific evidence of the origin of life on our planet. He begins with a brief discussion of the age of the earth and ends with the future of humanity. He includes geologic, chemical and molecular data.