TED Talks
TED: The biology of our best and worst selves | Robert Sapolsky
* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. How can humans be so compassionate and altruistic -- and also so brutal and violent? To understand why we do what...
TED Talks
TED: 5 ways to lead in an era of constant change | Jim Hemerling
Who says change needs to be hard? Organizational change expert Jim Hemerling thinks adapting your business in today's constantly-evolving world can be invigorating instead of exhausting. He outlines five imperatives, centered around...
TED Talks
Aimee Mullins: My 12 pairs of legs
Athlete, actor and activist Aimee Mullins talks about her prosthetic legs -- she's got a dozen amazing pairs -- and the superpowers they grant her: speed, beauty, an extra 6 inches of height ... Quite simply, she redefines what the body...
TED Talks
Peter Norvig: The 100,000-student classroom
In the fall of 2011 Peter Norvig taught a class with Sebastian Thrun on artificial intelligence at Stanford attended by 175 students in situ -- and over 100,000 via an interactive webcast. He shares what he learned about teaching to a...
TED Talks
Frederic Kaplan: How to build an information time machine
Imagine if you could surf Facebook ... from the Middle Ages. Well, it may not be as far off as it sounds. In a fun and interesting talk, Frederic Kaplan shows off the Venice Time Machine, a project to digitize 80 kilometers of books to...
TED Talks
TED: The Panama Papers exposed a huge global problem. What's next? | Robert Palmer
On April 3, 2016 we saw the largest data leak in history. The Panama Papers exposed rich and powerful people hiding vast amounts of money in offshore accounts. But what does it all mean? We called Robert Palmer of Global Witness to find...
TED Talks
Michele Wucker: Why we ignore obvious problems -- and how to act on them
Why do we often neglect big problems, like the financial crisis and climate change, until it's too late? Policy strategist Michele Wucker urges us to replace the myth of the "black swan" -- that rare, unforeseeable, unavoidable...
TED Talks
TED: I don't want children -- stop telling me I'll change my mind | Christen Reighter
One in five women in the United States will not have a biological child, and Christen Reighter is one of them. From a young age, she knew she didn't want kids, in spite of the insistence of many people (including her doctor) who told her...
SciShow
Why the Oceans Are Getting Darker
You’d never tell just by staring out from a sandy beach, but the coasts are gradually getting darker, and the effects of this darkening are only beginning to be understood.
MinuteEarth
Why Does This Shrimp Cost More Than A Car?
Some aquarium hobbyists will pay $10,000 or more for a single shrimp because of the rarity of their colors or patterns.
TED Talks
David Cameron: The next age of government
The leader of Britain's Conservative Party says we're entering a new era -- where governments themselves have less power (and less money) and people empowered by technology have more. Tapping into new ideas on behavioral economics, he...
TED Talks
Regina Dugan: From mach-20 glider to hummingbird drone
"What would you attempt to do if you knew you could not fail?" asks Regina Dugan, then director of DARPA, the Defense Advanced Research Projects Agency. In this breathtaking talk she describes some of the extraordinary projects -- a...
TED Talks
TED: Pay attention to penguins | Dee Boersma
Think of penguins as ocean sentinels, says Dee Boersma -- they're on the frontlines of sea change. Sharing stories of penguin life and culture, she suggests that we start listening to what penguins are telling us.
Crash Course
The Biggest Problems We're Facing Today & The Future of Engineering: Crash Course Engineering #46
In our final episode of Crash Course Engineering we are going to take all the tools and ideas we’ve discussed throughout this series and try to imagine where we’re headed. We’re going to explore some of the biggest problems that today’s...
SciShow
The Truth About Dog Years (Your Pupper Is Older Than You Think!)
You might have heard that one year in a dog’s life is equivalent to seven in a human’s. But it turns out that the real ratio is both higher AND lower—depending on your dog’s current age.
3Blue1Brown
Change of basis | Essence of linear algebra, chapter 9
What is a change of basis, and how do you do it?
TED Talks
TED: A precise, three-word address for every place on earth | Chris Sheldrick
With what3words, Chris Sheldrick and his team have divided the entire planet into three-meter squares and assigned each a unique, three-word identifier, like famous.splice.writers or blocks.evenly.breed, giving a precise address to the...
MinuteEarth
*If We Aren't Too Late
We’ll each have at least $100,000 more in our piggy banks, on average, if we stop climate change than if we don’t.
TED Talks
Michael Sandel: Why we shouldn't trust markets with our civic life
In the past three decades, says Michael Sandel, the US has drifted from a market economy to a market society; it's fair to say that an American's experience of shared civic life depends on how much money they have. (Three key examples:...
TED Talks
TED: The rigged test of leadership | Sophie Williams
The glass cliff: an experience of taking on a leadership role only to find that your chances of success have been limited before you've even begun. Equality activist Sophie Williams explores the research-backed reasons behind this...
Be Smart
What Are The Most Important Science Images Ever?
Science isn't always a visual medium, but I think it's most important moments have often been captured in photos and illustrations. I picked out some of my favorite science images from history.
TED Talks
Margaret Gould Stewart: How giant websites design for you (and a billion others, too)
Facebook's "like" and "share" buttons are seen 22 billion times a day, making them some of the most-viewed design elements ever created. Margaret Gould Stewart, Facebook's director of product design, outlines three rules for design at...
TED-Ed
TED-ED: The most groundbreaking scientist you've never heard of - Addison Anderson
Seventeenth-century Danish geologist Nicolas Steno earned his chops at a young age, studying cadavers and drawing anatomic connections between species. Steno made outsized contributions to the field of geology, influencing Charles Lyell,...
TED Talks
Ashwin Naidu: The link between fishing cats and mangrove forest conservation
Mangrove forests are crucial to the health of the planet, gobbling up CO2 from the atmosphere and providing a home for a diverse array of species. But these rich habitats are under continual threat from deforestation and industry. In an...