In different contexts, you might speak a different language or use different terms, grammar, gestures, etc. Code switching can help you learn languages, turn the tides of social interactions, use up mental energy, and affect healthcare...

A generational shift is transforming business in China, says consumer expert Roger Hu. He describes the young, ambitious entrepreneurs taking over family businesses across the country, positioning local Chinese enterprises to emerge as...

The key to deeply connecting with others is about more than just talking — it's about asking the right kinds of questions, says journalist and author Charles Duhigg. He explores research-backed tools to have more meaningful...

Your inner voice is a powerful tool for self-reflection and planning, but it can also trap you in negative thought loops — “chatter,” as psychologist and neuroscientist Ethan Kross calls it. He shares tips for quieting the less helpful...

Scott Galloway addresses a question about the actionable potential of his talk, which connects a dense array of issues and inspires a desire for change. He emphasizes political engagement, support for young people through local...

Amir Nizar Zuabi and Kristine McDivitt Tompkins discuss their shared concerns about humanity's lack of compassion and the interconnected crises of climate change, social injustice, and species extinction. Zuabi reflects on storytelling...

The future of Telegram remains uncertain as it faces legal challenges and regulatory scrutiny from multiple governments. While the platform has adopted a combative stance, its model—offering partially open communication but resisting...

The debate over holding social media users accountable for harmful or false content highlights the tension between free speech and the responsibilities that come with vast online reach. Online democracy advocate Eli Pariser explains...

What if the secret to a happy relationship isn’t following the rules, but rewriting them? In this refreshing talk, couples therapist Stephanie R. Yates-Anyabwile explores why letting go of traditional societal expectations of romantic...

Georgia is not heard or seen in the world, and many don't even know the location of the country, says TED Fellow and photographer Daro Sulakauri. Through her striking photographs of life in the shadows of Russian occupation, she uses her...

Science, Religion, and the Big Bang

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...

In which John Green teaches you about World War I and how it got started. Crash Course doesn't usually talk much about dates, but the way that things unfolded in July and August of 1914 are kind of important to understanding the Great...

This video is a collaboration with Aatish Bhatia about how to see the COVID-19 tipping point - we present a better way to graph COVID-19 coronavirus cases using a logarithmic scale in "phase space" - plotting the growth rate against the...

The conversation between president and founder of Eurasia Group and GZERO Media Ian Bremmer and TED’s Helen Walters delves into the issue of gun violence in America. They emphasize the ease of access to firearms, including military-grade...

We can't get rid of anxiety and depression, so we might as well talk about it, says depression truth-teller Adam Whybrew. Sharing his own experience with mental illness, he reveals the surprising benefits of opening up about stress at...

In an exclusive preview of unreleased technology, designer and inventor Jason Rugolo unveils an entirely new kind of computer you can talk to like a friend. This "audio computer" — which can augment the sounds around you, translate...

The electoral system in the United States needs a redesign, says political reformer Andrew Yang. Exposing the flaws of a system built on poor incentives, he proposes a cost-effective overhaul inspired by primary elections already working...

When it comes to artificial intelligence, what are we actually creating? Even those closest to its development are struggling to describe exactly where things are headed, says Microsoft AI CEO Mustafa Suleyman, one of the primary...

Many people picture the Arctic as a pristine icy wilderness. But when it comes to microplastics, it's one of the most polluted places on Eart

Many patients experience changes to hair texture after chemotherapy known as "chemo curls." But why do they happen, and how many people get chemo curls? This episode will explain.

So we all know about the carbon cycle, and the water cycle, and maybe even the nitrogen cycle. But new research has figured out there's a salt cycle, too. Problem is, that same research has found that we already broke it. Here's what...

Our brains are hardwired to crave community and belonging — a tribal instinct that drives politics in the United States, says political strategist Sarah Longwell. She shares what she learned trying to convince people to vote against...

Conversation is a battlefield with only one winner. Or is it? Comedian and author Jordan Klepper believes we can get better at talking to each other (and perhaps save democracy) by learning how to lose.