Crash Course
E1 and E2 Reactions - Crash Course Organic Chemistry
We’ve spent the last few episodes talking about substitution reactions, but now it’s time to talk about a related type of reaction: elimination reactions! Elimination reactions are super important because they are the main way we can...
TED Talks
TED: How we can find ourselves in data | Giorgia Lupi
Giorgia Lupi uses data to tell human stories, adding nuance to numbers. In this charming talk, she shares how we can bring personality to data, visualizing even the mundane details of our daily lives and transforming the abstract and...
SciShow
Why Do Sinkholes Keep Catching Us By Surprise?
You'd think if we can tell when a star is about to implode that we could predict when a giant hole is about to open up here on earth and ruin our day. So why are sinkholes still so hard to predict?
SciShow
5 of the Worst Computer Viruses Ever
Michael Aranda explains five of the worst computer viruses that have hit the net!
Bozeman Science
Statistics for Science
Paul Andersen introduces science for the science classroom. He starts with a brief description of Big Data and why it is important that we prepare future scientists to deal intelligently with large amounts of data. He explains the...
Crash Course
Theories of Gender: Crash Course Sociology
Why is gender even a thing? To answer that, we’re going back to our three sociological paradigms and how each school of thought approaches gender theory. We’ll look at the structural functionalist view that gender is a way of organizing...
TED Talks
TED: What farmers need to be modern, climate-friendly and profitable | Beth Ford
TED talks about what farmers need to be modern, climate-friendly and profitable
TED Talks
Evan Grant: Making sound visible through cymatics
Evan Grant demonstrates the science and art of cymatics, a process for making soundwaves visible. Useful for analyzing complex sounds (like dolphin calls), it also makes complex and beautiful designs.
SciShow
Great Minds: Tycho Brahe, the Astronomer With a Pet Elk
In the late 16th century, Tycho Brahe built an observatory on an island and collecting some of the most accurate data ever. He also lost his nose in a duel with a classmate -- over who was the better mathematician.
SciShow
3 Things You Didn't Know About Voyager
Hank tells us three things we probably didn't know about the Voyager 1 spacecraft.
SciShow
How We Accidentally Discovered Gamma-Ray Bursts
Gamma-ray bursts are one of the biggest mysteries in modern astronomy, but the mystery began on accident, thanks to the Cold War!
Crash Course
Thermodynamics and Energy Diagrams - Crash Course Organic Chemistry
In organic chemistry, different reactions can take place at vastly different speeds. To better understand whether a reaction actually will happen, and how useful that reaction is, we need to understand thermodynamics and kinetics. In...
Crash Course
Z-Scores and Percentiles - Crash Course Statistics
Today we’re going to talk about how we compare things that aren’t exactly the same - or aren’t measured in the same way. For example, if you wanted to know if a 1200 on the SAT is better than the 25 on the ACT. For this, we need to...
SciShow
Meet CERNs New Particle A DoubleCharm Baryon
This week, CERN announced a new particle that will help further understanding of the fundamental forces, and a simulation of ancient creatures may give us a clue as to how life grew beyond the microscopic.
TED-Ed
TED-Ed: What if there were 1 trillion more trees? | Jean-François Bastin
Today humanity produces more than 1,400 tons of carbon every minute. To combat climate change, we need to reduce fossil fuel emissions, and draw down excess CO2 to restore the balance of greenhouse gases. Like all plants, trees consume...
TED Talks
TED: Let's scan the whole planet with LiDAR | Chris Fisher
We have archives of films, newspapers, even seeds -- what if we could make one for the entire surface of the earth? Drawing on his experience mapping an ancient city in the Honduran jungle, archaeologist Chris Fisher makes the case for...
SciShow
The SpaceX Explosion
What went wrong with SpaceX's Falcon 9 on September 1st? And an update on our old friend Philae!
TED Talks
JP Rangaswami: Information is food
How do we consume data? At TED@SXSWi, technologist JP Rangaswami muses on our relationship to information, and offers a surprising and sharp insight: we treat it like food.
TED Talks
TED: A bold plan to transform access to the US social safety net | Amanda Renteria
Digital public servant Amanda Renteria has seen that the millions of people who rely on government welfare services are often discouraged from seeking them out, frustrated by long lines and unnecessarily complicated processes. At Code...
TED Talks
TED: How music streaming transformed songwriting | Björn Ulvaeus
Money, money, money ... in the music business, there seems to be little left for the songwriters that fuel it. ABBA co-founder Björn Ulvaeus calls for the industry to support its most valuable asset, breaking down how the streaming...
Crash Course
Crime: Crash Course Sociology
We’ve talked about deviance more broadly, but today we’re focusing on crime, specifically in the US. We’ll start with legal definitions of crime and use FBI data to get an idea of the amount and kinds of crime committed in the US. We’ll...
SciShow
The Imaginary Future Asteroid That Hit NYC
Last week, an asteroid impact drill was conducted, which demonstrated what might happen if an asteroid hit us within the decade. It didn't go quite as well as we would like.
TED Talks
Will Marshall: Tiny satellites show us the Earth as it changes in near-real-time
Satellite imaging has revolutionized our knowledge of the Earth, with detailed images of nearly every street corner readily available online. But Planet Labs' Will Marshall says we can do better and go faster -- by getting smaller. He...
SciShow
Landing on Europa!
NASA has proposed a mission that would land on Europa to search for signs of life & we've learned something sad about one of our neighbors, Proxima b.