TED Talks
Michael Hansmeyer: Building unimaginable shapes
Inspired by cell division, Michael Hansmeyer writes algorithms that design outrageously fascinating shapes and forms with millions of facets. No person could draft them by hand, but they're buildable -- and they could revolutionize the...
TED-Ed
TED-Ed: Are Elvish, Klingon, Dothraki and Na'vi real languages? - John McWhorter
What do Game of Thrones' Dothraki, Avatar's Na'vi, Star Trek's Klingon and LOTR's Elvish have in common? They are all fantasy constructed languages, or conlangs. Conlangs have all the delicious complexities of real languages: a high...
SciShow
Why Does Cold Brew Coffee Taste Better?
Like it or hate it, cold brew coffee definitely tastes different than regular ol' drip, and it's all thanks to science.
TED Talks
TED: Discovering ancient climates in oceans and ice | Rob Dunbar
Rob Dunbar hunts for data on our climate from 12,000 years ago, finding clues inside ancient seabeds and corals and inside ice sheets. His work is vital in setting baselines for fixing our current climate -- and in tracking the rise of...
TED Talks
TED: Big data, small farms and a tale of two tomatoes | Erin Baumgartner
The path to better food is paved with data, says entrepreneur Erin Baumgartner. Drawing from her experience running a farm-to-table business, she outlines her plan to help create a healthier, zero-waste food system that values the...
SciShow
Record Cold Winter Could Be Thanks To Global Warming
Some people argue that the Polar Vortex is evidence against global climate change, but there’s actually growing evidence that a warming Arctic means colder winters.
MinutePhysics
Length Contraction and Time Dilation | Special Relativity Ch. 5
This video is chapter 5 in my series on special relativity, and it covers how things that are moving (that is, moving relative to an inertial reference frame) at different speeds appear to be shorter in length... and longer in length....
3Blue1Brown
Backpropagation calculus | Appendix to deep learning chapter 3
The math of backpropagation, the algorithm by which neural networks learn.
TED Talks
Marian Wright Edelman: Reflections from a lifetime fighting to end child poverty
What does it take to build a national movement? In a captivating conversation with TEDWomen curator Pat Mitchell, Marian Wright Edelman reflects on her path to founding the Children's Defense Fund in 1973 -- from the early influence of...
TED Talks
Paul Rothemund: Playing with DNA that self-assembles
Paul Rothemund writes code that causes DNA to arrange itself into a star, a smiley face and more. Sure, it's a stunt, but it's also a demonstration of self-assembly at the smallest of scales -- with vast implications for the future of...
TED Talks
Jinsop Lee: Design for all 5 senses
Good design looks great, yes -- but why shouldn't it also feel great, smell great and sound great? Designer Jinsop Lee (a TED Talent Search winner) shares his theory of 5-sense design, with a handy graph and a few examples. His hope: to...
TED Talks
TED: Can we stop climate change by removing CO2 from the air? | Tim Kruger
Could we cure climate change? Geoengineering researcher Tim Kruger wants to try. He shares one promising possibility: using natural gas to generate electricity in a way that takes carbon dioxide out of the air. Learn more -- both the...
Bozeman Science
Proper Group Size for Learning
Paul Andersen describes his philosophy for group size. One is for learning, active and private. Two is for teaching, it goes both ways. Three is for working, the jobs divided. Four is for nothing but wasting the days.
TED Talks
TED: How to end the pandemic -- and prepare for the next | Maria Van Kerkhove
We will get out of this pandemic, says Maria Van Kerkhove, the COVID-19 Technical Lead of the World Health Organization (WHO). The question is how fast -- and if we'll take what we've learned from the past two years and apply it to the...
3Blue1Brown
Higher order derivatives | Footnote, Essence of calculus
What is the second derivative? Third derivative? How do you think about these?
Be Smart
My Date With A Giant Pacific Octopus!
Joe went behind the scenes at Monterey Bay Aquarium to meet the Giant Pacific Octopus, a powerful and curious creature that challenges many of our notions of intelligence!
TED-Ed
TED-Ed: The "End Of History" Illusion - Bence Nanay
Time and time again, we've failed to predict that the technologies of the present will change the future. Recently, a similar pattern was discovered in our individual lives: we're unable to predict change in ourselves. But is there...
TED Talks
Emily Balcetis: Why some people find exercise harder than others
Why do some people struggle more than others to keep off the pounds? Social psychologist Emily Balcetis shows research that addresses one of the many factors: our vision. In an informative talk, she shows how when it comes to fitness,...
TED Talks
TED: A future with fewer cars | Freeman H. Shen
What if your car could drop you off and then find parking by itself? According to electric vehicle entrepreneur Freeman H. Shen, this technology already exists. He shares his vision for a future where AI-powered electric vehicles will...
TED Talks
TED: Are China and the US doomed to conflict? | Kevin Rudd
The former prime minister of Australia, Kevin Rudd is also a longtime student of China, with a unique vantage point to watch its power rise in the past few decades. He asks whether the growing ambition of China will inevitably lead to...
SciShow
How Losing Your Job Changes You
Unexpectedly losing a job is hard, but it can also change you in the long term, setting off a cycle that may be hard to break out of, and leaving lasting effects on the way you see and interact with the world.
Crash Course
The Railroad Journey and the Industrial Revolution: Crash Course World History 214
In which John Green teaches you about railroads, and some of the ways they changed the world, and how they were a sort of microcosm for the Industrial Revolution as a whole. Prior to the invention of steam powered railroads, pretty much...
TED Talks
The tribes we lead - Seth Godin
* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. Seth Godin argues the Internet has ended mass marketing and revived a human social unit from the distant past:...
TED Talks
TED: The inside story of the Paris climate agreement | Christiana Figueres
What would you do if your job was to save the planet? When Christiana Figueres was tapped by the uN to lead the Paris climate conference (COP 21) in December 2015, she reacted the way many people would: she thought it would be impossible...