TED Talks
TED: The miracle of organ donation — and a breakthrough for the future | Abbas Ardehali
Organ transplants save lives, but they come with challenges: every minute a healthy donated organ is on ice increases risk. And even if things go perfectly, rejection of the organ is still possible. Cardiothoracic surgeon Abbas Ardehali...
SciShow
Goodbye, SOFIA, the Telescope That Actually Flew
In 1997, NASA bought a Boeing 747SP for what might be both a super cool and super absurd purpose. Turn it into SOFIA, a flying telescope.
TED-Ed
TED-Ed: What's the smartest age? | Shannon Odell
Tomorrow is the annual Brain Clash — a decathlon of mental challenges, trivia competitions, and puzzles. Amir needs a smart and capable teammate and must choose between three people; all of different ages and talents. So, who should Amir...
SciShow
Hacking the Brain: The Future of Prosthetics
We usually think of 'hacking' as a bad thing, but scientists are working on ways to hack the brain that will greatly benefit people with prosthetics, and maybe someday people with paralysis.
TED Talks
TED: Mangroves, storm walls and other ways to protect coasts from climate change | Dave Sivaprasad
Nearly 40 percent of humanity lives near a coast -- and no two coasts are the same. How can these communities build resilience to the increasing risks of climate change? Climate advisor Dave Sivaprasad outlines how to tackle this complex...
TED Talks
TED: 3 ways your money can fight climate change | Veronica Chau
What if we could solve the climate and housing crises at the same time? Financial institutions have pledged trillions to transform the economy and accelerate climate action -- but right now, that money is not flowing at the speed it...
TED Talks
TED: How to squeeze all the juice out of retirement | Riley Moynes
Despite common belief, retirement takes more than financial planning. And while you may be beyond ready to go on permanent vacation, you also have to psychologically prepare for when the novelty wears off. Riley Moynes explains the four...
PBS
The top library books people tried to ban or censor last year
Battles have erupted at schools, school boards and library meetings across the country as parents, lawmakers and advocacy groups are debating books. The American Library Association documented more than 1,200 demands to censor books and...
Curated Video
UN refugee chief says integration is crucial
Europe should boost its efforts to integrate newcomers from places like Syria, Iraq and Afghanistan, the United Nations refugee chief said in an interview, calling it "one of the great challenges" of the future. After more than 1 million...
Curated Video
Tanzanian president addresses Africa Union summit
Sharm el-Sheikh - 30 June 2008
1. Delegates arriving at summit, walking past flags
2. Various of African leaders during summit
Sharm el-Sheikh - 1 July 2008
3. Wide shot of Tanzanian President, Jakaya Kikwete, sitting down at podium...
Curated Video
Khalilzad: 'Patience of Americans running out'
HEADLINE: Khalilzad: 'Patience of Americans running out'
CAPTION: The departing U.S. ambassador said on Monday that he believed Iraq was heading in the right direction but cautioned that Iraqi leaders must understand that U.S. voters...
PBS
Martian Evolution
What will become of humanity after spend a few hundred years on Mars? What will happen after a few thousand? Evolution has, and still is, shaping humanity in rather drastic ways. How long will humans stop being human and become Martian?
TED Talks
TED: How COVID-19 transformed the future of medicine | Daniel Kraft
The pandemic forced the world to work together like never before and, with unprecedented speed, bore a new age of health and medical innovation. Physician-scientist Daniel Kraft explains how breakthroughs and advancements like AI-infused...
TED Talks
TED: economic growth has stalled. Let's fix it | Dambisa Moyo
economic growth is the defining challenge of our time; without it, political and social instability rises, human progress stagnates and societies grow dimmer. But, says economist Dambisa Moyo, dogmatic capitalism isn't creating the...
TED-Ed
TED-Ed: The fish that walk on land | Noah R. Bressman
We think of fish as completely aquatic animals. But there are actually hundreds of fish species that are amphibious, meaning that they possess adaptations that enable them to survive on land. Once on land, however, they face suffocation,...
Crash Course
To The Moon & Mars - Aerospace Engineering: Crash Course Engineering #34
This week we’re exploring aerospace engineering and its two main fields: aeronautical engineering and astronautical engineering. We’ll explore life & buoyancy, propulsion systems, and the challenges of managing the human body in space.
Crash Course
Mass-Producing Ice Cream with Food Engineering: Crash Course Engineering #39
In this episode, we looked at food engineering. We explored how food’s capacity to spoil makes it a unique challenge from an engineering viewpoint. We saw how many branches of engineering come into play to process ingredients, ensure...
TED Talks
TED: Community-powered solutions to the climate crisis | Rahwa Ghirmatzion and Zelalem Adefris
Climate change is the epic challenge of our lives, and community leaders like Rahwa Ghirmatzion and Zelalem Adefris are already working on sustainable, resilient solutions. Through their organizations in Buffalo and Miami, they're...
TED Talks
TED: The powerful women on the front lines of climate action | Farwiza Farhan
When it comes to big problems like climate change, we tend to focus on big solutions -- but many of the best ideas come from people on the ground, facing day-to-day conservation battles. Sharing her effort to protect the Leseur ecosystem...
TED-Ed
How do wind turbines work? | Rebecca J. Barthelmie and Sara C. Pryor
Every 24 hours, wind generates enough kinetic energy to produce roughly 35 times more electricity than humanity uses each day. And unlike coal or oil, this resource is totally renewed each day. So how can we harness this incredible...
TED Talks
Claire Wardle: How you can help transform the internet into a place of trust
How can we stop the spread of misleading, sometimes dangerous content while maintaining an internet with freedom of expression at its core? Misinformation expert Claire Wardle explores the new challenges of our polluted online...
SciShow
From Wombat Butts to Quantum Mechanics | SciShow Quiz Show
SciShow script writer and D&D enthusiast Alexa Billow goes head to head against Hank in his 50th Quiz Show appearance! Who will win in the battle of Wombat Butts and Quantum Mechanics?
TED Talks
TED: What it takes to crush a pandemic | Johanna Benesty
An effective COVID-19 vaccine is just the first step in ending the pandemic, says global health strategist Johanna Benesty. In this illuminating talk, she explores the various barriers to "equitable access" -- making sure COVID-19...
SciShow
Why Are Challenge Videos a Thing?
From cinnamon to Tide pods, “challenge videos” are dangerous. So why do people do them?