What's the best way to develop and implement solutions to social problems? TED Fellow and human rights activist Monica Malta discusses why traditional, top-down policymaking often fails by excluding key voices and missing root causes....

Is embracing your inner teenager the key to thriving in adulthood? Neuroscientist Adriana Galván shares three powerful lessons from decades of research into adolescent brain development, exploring what teens can teach us about embracing...

TED Fellow and equity bioengineer Erika Moore investigates how cells controlling inflammation behave differently depending on a patient's background. By focusing on the "who" behind the disease, Moore is uncovering why certain diseases...

How do we protect ourselves from being misled online? Counter-terrorism expert Vidhya Ramalingam reveals how disinformation is being weaponized to justify violence — increasingly against climate scientists — and introduces a powerful...

Over his decades of farming and ranching, Gabe Brown has noticed a troubling trend: the conventional farming techniques he used were degrading the soil and harming nature. He shares how his family farm turned things around by adopting...

What if you could take something as tiny as a grain of sand — and as common as a glass bottle — and use it to tackle the climate crisis? Waste alchemist Franziska Trautmann shares how the spark of an idea turned into a large-scale...

Explore the lymphatic system with the Amoeba Sisters! This introduction talks about lymph, the general way lymph travels in the lymphatic system, primary and secondary lymphoid organs and tissues, general functions of the lymphatic...

Explore the concept of biological evolution with the Amoeba Sisters! This video mentions a few misconceptions about biological evolution before providing a general definition. Then this video provides a description of four different...

At Stanford Social Neuroscience Laboratory, scientists have spent years studying kindness, connection and empathy. But those can all seem in short supply at a time of deep divisions. But the head of that lab offers a data-driven reason...

Relativity Isn't Relative

Thanks to the Heising-Simons foundation for their support: https://www.hsfoundation.org (their COVID-19 grants: https://www.hsfoundation.org/grants/covid-19-response-grants/ ) Check out https://aatishb.com/maskmath to explore and for...

This video was written in collaboration with Aatish Bhatia - https://aatishb.com To learn more about using & decontaminating N95 masks: https://www.n95decon.org Thanks to Manu Prakash for useful discussion and feedback (Manu is involved...

This video is chapter 6 in my series on special relativity, and it covers the topic of relativistic addition of velocity: aka, how things that are moving relative to one inertial reference frame, which is moving relative to another...

Thanks to the Heising-Simons Foundation for supporting this video: http://www.heisingsimons.org CRAZY Double Pendulum Footnote: https://youtu.be/gbJYK7q5ejY This video is about the phenomenon of neutrino oscillations, which is where...

My open letter to the universe.

Join the AI conversation: http://AgeofAI.org This video was based on Max’s book "Life 3.0�, which you can find at: http://amzn.to/2iEwe6w We live in an era of self driving cars, autonomous drones, deep learning algorithms, computers...

Footnote to the main video here: https://youtu.be/HUti6vGctQM Feedback loops and spurious correlations! REFERENCES: Spurious correlations: http://www.tylervigen.com/spurious-correlations Loopy by Nicky Case: http://ncase.me/loopy/...

About the importance of the National Parks Foundation.

So we have Weather and Climate... but are they the same thing? No, no they are not. But they are both super important to how the geosphere is shaped. In this episode of Crash Course Kids, Sabrina chats with us about the differences...

So, what's the difference between 'weather' and 'severe weather'? Is it just how hard the wind is blowing? Is it just thunder and lighting? Well, it can be some or all of those things. In this episode of Crash Course Kids, Sabrina talks...

How to Turn Sound Into Light - Sonoluminescence

You might think of national parks as a nice place to see a geyser, or a big ol’ canyon, but over the past 100 years, US national parks have produced some of the biggest, oldest, deepest, and creepiest discoveries that have been made in...

A technology to ignore birds on radar ended up being useful to study and conserve them.

This video is about the differences between the corpses or final degenerate dense star forms that dead stars take: black holes, neutron stars, and white dwarfs. The main distinguishing features between them are the mass cutoffs...