SciShow
The Biggest-Ever Supernova, Debunked!
Is it a bird? A plane? A supernova? No! It turned out to be something else! We've also now studied the weather on a gas giant exoplanet!
Crash Course
T-Tests A Matched Pair Made in Heaven - Crash Course Statistics
Today we're going to walk through a couple of statistical approaches to answer the question: "is coffee from the local cafe, Caf-fiend, better than that other cafe, The Blend Den?" We'll build a two sample t-test which will tell us how...
TED-Ed
TED-Ed: Can you find the next number in this sequence? - Alex Gendler
1, 11, 21, 1211, 111221. These are the first five elements of a number sequence. Can you figure out what comes next? Alex Gendler reveals the answer and explains how beyond just being a neat puzzle, this type of sequence has practical...
SciShow
Lunar Impact
Hank tells us about the planned demise of two lunar satellites that have been collecting data for NASA, and have now reached the end of their mission.
TED-Ed
TED-ED: Rosalind Franklin: DNA's unsung hero - Claudio L. Guerra
The discovery of the structure of DNA was one of the most important scientific achievements in human history. The now-famous double helix is almost synonymous with Watson and Crick, two of the scientists who won the Nobel prize for...
SciShow
How to Break the Internet
Ever wondered what it would take to bring down the Internet? Well, not much.
MinuteEarth
Can AI Help Us Identify Animals?
New technology has revolutionized how we study wild animals, but it has also bogged down scientists with data...luckily, there's an *intelligent* solution.
Crash Course
Media Policy & You: Crash Course Media Literacy
Copyright and other media regulations have always been a bit tricky, but the internet made all of that infinitely more complicated. But what does all of that mean for you, the consumer?
Crash Course
War - Crash Course Statistics
Today we're going to discuss the role of statistics during war. From helping the Allies break Nazi Enigma codes and estimate tank production rates to finding sunken submarines, statistics have and continue to play a critical role on the...
SciShow
Save Tesla!
Hank comes to you from his inner sanctum of science news to bring you a couple of things you never knew about human origins, the latest from his best friend on Mars, and what you can do to help one of the craziest, greatest people in the...
Crash Course
Polarity Resonance and Electron Pushing - Crash Course Organic Chemistry
We’ve all heard the phrase “opposites attract.” It may or may not be true for people, but it’s definitely true in organic chemistry. In this episode of Crash Course Organic Chemistry, we’re learning about electronegativity, polarity,...
SciShow
There's a Giant Hole in the Universe
There's basically a hole in the universe -- a region where there's much less matter than there should be. And we don't know why it's there.
Crash Course
Controlled Experiments - Crash Course Statistics
We may be living IN a simulation (according to Elon Musk and many others), but that doesn't mean we don't need to perform simulations ourselves. Today, we're going to talk about good experimental design and how we can create controlled...
Crash Course
Registers and RAM: Crash Course Computer Science
Today we’re going to create memory! Using the basic logic gates we discussed in episode 3 we can build a circuit that stores a single bit of information, and then through some clever scaling (and of course many new levels of abstraction)...
Crash Course
Stages of Family Life: Crash Course Sociology
One way of thinking about family life says that there are stages that families move through: courtship, marriage, child-rearing, and family life in your later years. We’ll also discuss changing patterns of marriage and childbearing in...
TED Talks
TED: The global movement to restore nature's biodiversity | Thomas Crowther
Biodiversity is the key to life on Earth and reviving our damaged planet, says ecologist Thomas Crowther. Sharing the inside story of his headline-making research on reforestation, which led to the UN's viral Trillion Trees Campaign,...
SciShow
Scott Kelly's Return and an Atlantic Meteoroid
In this episode of SciShow Space News, Hank tells us about Scott Kelly's return from the ISS and the Atlantic Meteroid you didn't hear about.
TED-Ed
TED-ED: Could we create dark matter? - Rolf Landua
Eighty-five percent of the matter in our universe is dark matter. We don't know what dark matter is made of, and we've yet to directly observe it, but scientists theorize that we may actually be able to create it in the Large Hadron...
SciShow
How the Massive Equifax Data Breach Happened
There was a massive data breach in the United States, and chances are you're probably affected by it. While Hank can't undo what was done, he can give you some insight into how it all went down.
TED Talks
TED: The case for a decentralized internet | Tamas Kocsis
Who controls the internet? Increasingly, the answer is large corporations and governments -- a trend that's threatening digital privacy and access to information online, says web developer Tamas Kocsis. In this informative talk, Kocsis...
Bozeman Science
Stickleback Evolution
Paul Andersen describes microevolution and macroevolution in the stickleback fish of Loberg Lake. He describes how anadramous fish repopulated the lake after poisoning and adapted to the new environment through natural selection. He also...
Crash Course
Early Programming: Crash Course Computer Science
Since Joseph Marie Jacquard’s textile loom in 1801, there has been a demonstrated need to give our machines instructions. In the last few episodes, our instructions were already in our computer’s memory, but we need to talk about how...
Crash Course
Gender Stratification: Crash Course Sociology
Today we’re looking at how society becomes stratified along gender lines. We’ll discuss Raewyn Connell’s concept of hegemonic masculinities and emphasized femininities. We’ll explore gender socialization in the home, media, and schools....