SciShow
Tank to Table: How Scientists Make Bigger, Tastier Seafood
Humans have been eating seafood for thousands of years, but some animals don’t grow very fast, and others taste pretty gross for at least part of the year. To solve these problems, scientists sometimes turn to genetics. If you eat...
TED Talks
TED: The refugee crisis is a test of our character | David Miliband
Sixty-five million people were displaced from their homes by conflict and disaster in 2016. It's not just a crisis; it's a test of who we are and what we stand for, says David Miliband -- and each of us has a personal responsibility to...
TED Talks
TED: The future will be shaped by optimists | Kevin Kelly
Every great and difficult thing has required a strong sense of optimism, says editor and author Kevin Kelly, who believes that we have a moral obligation to be optimistic. Tracing humanity's progress throughout history, he's observed...
TED Talks
Bill Joy: What I'm worried about, what I'm excited about
Technologist and futurist Bill Joy talks about several big worries for humanity -- and several big hopes in the fields of health, education and future tech.
TED Talks
TED: A life-saving invention that prevents human stampedes | Nilay Kulkarni
every three years, more than 30 million Hindu worshippers gather for the Kumbh Mela in India, the world's largest religious gathering, in order to wash away their sins. With massive crowds descending on small cities and towns, stampedes...
TED Talks
Chris Bangle: Great cars are great art
American designer Chris Bangle explains his philosophy that car design is an art form in its own right, with an entertaining -- and ultimately moving -- account of the BMW Group's Deep Blue project, intended to create the SUV of the future.
Crash Course
The Mighty Power of Nanomaterials: Crash Course Engineering #23
Just how small are nanomaterials? And what can we do with stuff that small? Today we’ll discuss some special properties of nanomaterials, how some can change at different sizes, and the difference between engineered nanomaterials and...
TED Talks
TED: 3 ways to make better decisions -- by thinking like a computer | Tom Griffiths
If you ever struggle to make decisions, here's a talk for you. Cognitive scientist Tom Griffiths shows how we can apply the logic of computers to untangle tricky human problems, sharing three practical strategies for making better...
TED Talks
Shyam Sankar: The rise of human-computer cooperation
Brute computing force alone can't solve the world's problems. Data mining innovator Shyam Sankar explains why solving big problems (like catching terrorists or identifying huge hidden trends) is not a question of finding the right...
TED Talks
Tal Golesworthy: How I repaired my own heart
Tal Golesworthy is a boiler engineer -- he knows piping and plumbing. When he needed surgery to repair a life-threatening problem with his aorta, he mixed his engineering skills with his doctors' medical knowledge to design a better...
MinuteEarth
The Cheapest Way To Save A Life
The most cost-effective way to save a human life right now is to help give Vitamin A drops to certain groups of people, thanks to the health effects of the drops and the ease of their distribution.
SciShow Kids
Jessi and Squeaks Build a Better Back-Scratcher!
When we last left Jessi and Squeaks, Jessi had a big problem: her back was really itchy! Today we'll share our designs for back scratchers and build something to help her out!
TED Talks
TED: Perspective is everything | Rory Sutherland
The circumstances of our lives may matter less than how we see them, says Rory Sutherland. At TEDxAthens, he makes a compelling case for how reframing is the key to happiness.
TED Talks
Saul Griffith: Everyday inventions
Inventor and MacArthur fellow Saul Griffith shares some innovative ideas from his lab -- from "smart rope" to a house-sized kite for towing large loads.
TED Talks
David Rothkopf: How fear drives American politics
Does it seem like Washington has no new ideas? Instead of looking to build the future, it sometimes feels like the US political establishment happily retreats into fear and willful ignorance. Journalist David Rothkopf lays out a few of...
TED Talks
TED: A novel idea for cleaning up oil spills | Cesar Harada
When TED Senior Fellow Cesar Harada heard about the devastating effects of the BP Oil spill in the Gulf of Mexico in 2010, he quit his dream job and moved to New Orleans to develop a more efficient way to soak up the oil. He designed a...
Crash Course Kids
What's an Engineer?
You've heard of Engineers, I'm sure. But, what are Engineers? Well, it turns out that they're all kinds of people doing all kinds of neat work! Want to be one? Well, join Sabrina in this episode of Crash Course Kids where she talks about...
TED Talks
Marvin Minsky: Health and the human mind
Listen closely -- Marvin Minsky's arch, eclectic, charmingly offhand talk on health, overpopulation and the human mind is packed with subtlety: wit, wisdom and just an ounce of wily, is-he-joking? advice.
SciShow
Is That a Cold or Are Your Organs Flipped?
If you’re someone who is constantly coughing up mucus, you might not actually have allergies. There’s a possibility that your organs are flipped and you don’t even know it!
SciShow
Crypto and NFTs Are Environmental Disasters...But Do They Have to Be?
The world of cryptocurrency and NFTs is riddled with controversy, but somewhere amid all of that blockchain there's some reckoning with reality that must be done.
Crash Course
Educational Technology: Crash Course Computer Science
Today we’re going to go a little meta and talk about how computer science can support learning with educational technology. We here at Crash Course are big fans of interactive in-class learning and hands-on experiences, but we also...
3Blue1Brown
How pi was almost 6.283185
Happy pi day! Did you know that in some of his notes, Euler used the symbol pi to represent 6.28..., before the more familiar 3.14... took off as a standard?
TED Talks
Jane Chen: A warm embrace that saves lives
In the developing world, access to incubators is limited by cost and distance, and millions of premature babies die each year. TED Fellow Jane Chen shows an invention that could keep millions of these infants warm -- a design that's...
TED Talks
TED: Why jobs of the future won't feel like work | David Lee
We've all heard that robots are going to take our jobs -- but what can we do about it? Innovation expert David Lee says that we should start designing jobs that unlock our hidden talents and passions -- the things we spend our weekends...