TED Talks
TED: Can China achieve its ambitious climate pledges? | Hongqiao Liu
In 2020, China's President Xi Jinping pledged that China would both peak its emissions by 2030 and achieve net-zero emissions by 2060 -- a change that will require action at an unheard-of scale and speed. Can the country actually achieve...
SciShow
The Cost of Saving a Drowning Town
This week, a group of scientists estimated the cost of saving just one small village in America’s Chesapeake Bay from rising sea levels, and another found evidence that Smilodon (aka the saber-toothed cat) actually helped take care of...
3Blue1Brown
Backpropagation calculus | Deep learning, chapter 4
The math of backpropagation, the algorithm by which neural networks learn.
Be Smart
Your Climate Conscience - feat. Al Gore
News about climate change is often full of doom, guilt, and anxiety. This can make many people reluctant to pay attention to or discuss it. We asked former Vice President Al Gore to help us find a different way to talk about climate change.
TED Talks
Amory Lovins: Winning the oil endgame
In this energizing talk, Amory Lovins lays out his simple plan for weaning the US off oil and revitalizing the economy.
TED Talks
R.A. Mashelkar: Breakthrough designs for ultra-low-cost products
Engineer RA Mashelkar shares three stories of ultra-low-cost design from India that use bottom-up rethinking, and some clever engineering, to bring expensive products (cars, prosthetics) into the realm of the possible for everyone.
TED Talks
Sendhil Mullainathan: Solving social problems with a nudge
MacArthur winner Sendhil Mullainathan uses the lens of behavioral economics to study a tricky set of social problems -- those we know how to solve, but don't. We know how to reduce child deaths due to diarrhea, how to prevent...
TED-Ed
TED-ED: How the world's first subway system was built - Christian Wolmar
It was the dawn of 1863, and London's not-yet-opened subway system - the first of its kind in the world - had the city in an uproar. Most people thought the project, which cost more than 100 million dollars in today's money, would never...
Crash Course
Economics of Education: Crash Course Economics
How does education work? Where does the money come from? Who pays for it? Is going to college a good investment? Adriene and Jacob are talking today about the economics of education. Most countries require that their citizens get some...
TED Talks
TED: Let's bridge the digital divide! | Aleph Molinari
Five billion people can't use the internet. Aleph Molinari empowers digitally excluded people, by giving them access to computers and sharing the know-how to use them.
SciShow
The IPBES Report with Brit Garner | SciShow Talk Show
Brit Garner is here to give Hank a breakdown of the May 2019 preview of the IPBES report, and Jessi from Animal Wonders brings along Kizmit, the African Crested Porcupine.
TED Talks
TED: The actual cost of preventing climate breakdown | Yuval Noah Harari
Nobody really knows how much it would cost to avoid the worst impacts of climate change. Yet historian Yuval Noah Harari's analysis, based on the work of scientists and economists, indicates that humanity might avert catastrophe by...
TED Talks
Brewster Kahle: A free digital library
Brewster Kahle is building a truly huge digital library -- every book ever published, every movie ever released, all the strata of web history ... It's all free to the public -- unless someone else gets to it first.
TED Talks
TED: 3 ways to make flying more climate-friendly | Ryah Whalen
Air travel opens our eyes to the world, but it also comes at a high cost to the environment. Piloting us into a future of green aviation, innovator Ryah Whalen shares three ways to lower the industry's carbon footprint through smarter...
TED Talks
Yochai Benkler: The new open-source economics
Yochai Benkler explains how collaborative projects like Wikipedia and Linux represent the next stage of human organization.
3Blue1Brown
Backpropagation calculus | Appendix to deep learning chapter 3
The math of backpropagation, the algorithm by which neural networks learn.
TED Talks
Ray Anderson: The business logic of sustainability
At his carpet company, Ray Anderson has increased sales and doubled profits while turning the traditional "take / make / waste" industrial system on its head. In a gentle, understated way, he shares a powerful vision for sustainable...
TED Talks
TED: Why you should define your fears instead of your goals | Tim Ferriss
The hard choices -- what we most fear doing, asking, saying -- are very often exactly what we need to do. How can we overcome self-paralysis and take action? Tim Ferriss encourages us to fully envision and write down our fears in detail,...
TED Talks
TED: How germs travel on planes -- and how we can stop them | Raymond Wang
Raymond Wang is only 17 years old, but he's already helping to build a healthier future. using fluid dynamics, he created computational simulations of how air moves on airplanes, and what he found is disturbing -- when a person sneezes...
TED Talks
Michael Shermer: The pattern behind self-deception
Michael Shermer says the human tendency to believe strange things -- from alien abductions to dowsing rods -- boils down to two of the brain's most basic, hard-wired survival skills. He explains what they are, and how they get us into...
TED Talks
Pattie Maes + Pranav Mistry: Meet the SixthSense interaction
This demo -- from Pattie Maes' lab at MIT, spearheaded by Pranav Mistry -- was the buzz of TED. It's a wearable device with a projector that paves the way for profound interaction with our environment. Imagine "Minority Report" and then...
TED Talks
TED: The unexpected benefit of celebrating failure | Astro Teller
Great dreams aren't just visions, says Astro Teller, "They're visions coupled to strategies for making them real." The head of X (formerly Google X), Teller takes us inside the "moonshot factory," as it's called, where his team seeks to...
TED Talks
Julian Treasure: Why architects need to use their ears
Because of poor acoustics, students in classrooms miss 50 percent of what their teachers say and patients in hospitals have trouble sleeping because they continually feel stressed. Julian Treasure sounds a call to action for designers to...