SciShow
Why It Actually Took 50 Years to Make COVID mRNA Vaccines
The FDA recently approved two mRNA vaccines for COVID-19, but it was a challenge to make this type of vaccine work. And it took decades of research to get us to the point where scientists could make those vaccines as quickly as they did.
TED Talks
TED: How Airbnb designs for trust | Joe Gebbia
Joe Gebbia, the co-founder of Airbnb, bet his whole company on the belief that people can trust each other enough to stay in one another's homes. How did he overcome the stranger-danger bias? Through good design. Now, 123 million hosted...
TED Talks
TED: How Africa can keep rising | Ngozi Okonjo-Iweala
African growth is a trend, not a fluke, says economist and former Finance Minister of Nigeria Ngozi Okonjo-Iweala. In this refreshingly candid and straightforward talk, Okonjo-Iweala describes the positive progress on the continent and...
TED Talks
TED: How to fix a broken education system ... without any more money | Seema Bansal
Seema Bansal forged a path to public education reform for 15,000 schools in Haryana, India, by setting an ambitious goal: by 2020, 80 percent of children should have grade-level knowledge. She's looking to meet this goal by seeking...
TED Talks
TED: We've stopped trusting institutions and started trusting strangers | Rachel Botsman
Something profound is changing our concept of trust, says Rachel Botsman. While we used to place our trust in institutions like governments and banks, today we increasingly rely on others, often strangers, on platforms like Airbnb and...
TED Talks
TED: A new perspective on the journey to net-zero | Amina J. Mohammed
Climate action can be a vehicle to deliver dignity, opportunity and equality for all. UN Deputy Secretary-General Amina J. Mohammed invites us to reimagine what the journey to net-zero could look like if we invest in people's climate...
SciShow
Why Some Frozen Lakes Catch Fire
Did you know that, despite their serene, picturesque appearance, some frozen lakes can catch fire? Why are climate scientists studying the explosive gas bubbles trapped in lake ice?
TED Talks
TED: How Syria's architecture laid the foundation for brutal war | Marwa Al-Sabouni
What caused the war in Syria? Oppression, drought and religious differences all played key roles, but Marwa Al-Sabouni suggests another reason: architecture. Speaking to us over the Internet from Homs, where for the last six years she...
TED Talks
Shaffi Mather: A new way to fight corruption
Shaffi Mather explains why he left his first career to become a social entrepreneur, providing life-saving transportation with his company 1298 for Ambulance. Now, he has a new idea and plans to begin a company to fight the booming...
TED Talks
TED: How to build a business that lasts 100 years | Martin Reeves
If you want to build a business that lasts, there may be no better place to look for inspiration than your own immune system. Join strategist Martin Reeves as he shares startling statistics about shrinking corporate life spans and...
TED Talks
TED: How we can help young people build a better future | Henrietta Fore
* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. A massive generation of young people is about to inherit the world, and it's the duty of everyone to give them a...
TED Talks
TED: A few ways to fix a government | Charity Wayua
Charity Wayua put her skills as a cancer researcher to use on an unlikely patient: the government of her native Kenya. She shares how she helped her government drastically improve its process for opening up new businesses, a crucial part...
TED Talks
TED: Africa's great carbon valley -- and how to end energy poverty | James Irungu Mwangi
Our lives depend on curbing climate change, but so many priorities seem to be in competition. What's the most urgent thing humanity can do right now? Social entrepreneur James Irungu Mwangi tells us why Africa could be the ideal home for...
TED Talks
TED: A futuristic vision of the age of holograms | Alex Kipman
explore a speculative digital world without screens in this fanciful demo, a mix of near reality and far-future possibility. Wearing the HoloLens headset, Alex Kipman demos his vision for bringing 3D holograms into the real world,...
TED Talks
TED: 4 ways to make a city more walkable | Jeff Speck
Freedom from cars, freedom from sprawl, freedom to walk your city! City planner Jeff Speck shares his "general theory of walkability" -- four planning principles to transform sprawling cities of six-lane highways and 600-foot blocks into...
TED Talks
TED: This app knows how you feel -- from the look on your face | Rana el Kaliouby
Our emotions influence every aspect of our lives -- how we learn, how we communicate, how we make decisions. Yet they're absent from our digital lives; the devices and apps we interact with have no way of knowing how we feel. Scientist...
TED Talks
TED: How deepfakes undermine truth and threaten democracy | Danielle Citron
* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. The use of deepfake technology to manipulate video and audio for malicious purposes -- whether it's to stoke...
TED Talks
TED: uber's plan to get more people into fewer cars | Travis Kalanick
uber didn't start out with grand ambitions to cut congestion and pollution. But as the company took off, co-founder Travis Kalanick wondered if there was a way to get people using uber along the same routes to share rides, reducing costs...
TED Talks
Albert-László Barabási: The real relationship between your age and your chance of success
Backed by mathematical analysis, network theorist Albert-László Barabási explores the hidden mechanisms that drive success -- no matter your field -- and uncovers an intriguing connection between your age and your chance of making it big.
TED-Ed
TED-ED: What causes headaches? - Dan Kwartler
In ancient Greece, the best-known remedy for a long-standing headache was to drill a small hole in the skull to drain supposedly infected blood. Fortunately, doctors today don't resort to power tools to cure headaches, but we still have...
TED Talks
TED: What you need to know about CRISPR | Ellen Jorgensen
Should we bring back the wooly mammoth? Or edit a human embryo? Or wipe out an entire species that we consider harmful? The genome-editing technology CRISPR has made extraordinary questions like these legitimate -- but how does it work?...
TED Talks
Carl Honoré: In praise of slowness
Journalist Carl Honore believes the Western world's emphasis on speed erodes health, productivity and quality of life. But there's a backlash brewing, as everyday people start putting the brakes on their all-too-modern lives.
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...
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...