TED ED What in the world is topological quantum matter? – Fan Zhang TED ED 2 views Where do math symbols come from? – John David Walters TED ED 2 views How many verb tenses are there in English? – Anna Ananichuk TED ED 3 views Why incompetent people think they’re amazing – David Dunning TED ED 2 views How does your body know you’re full? – Hilary Coller TED ED 2 views The complicated history of surfing – Scott Laderman TED ED 2 views How often should you get a flu shot? – Melvin Sanicas TED ED 2 views How do fish make electricity? – Eleanor Nelsen TED ED 3 views How long will human impacts last? – David Biello TED ED 2 views Can 100% renewable energy power the world? – Federico Rosei and Renzo Rosei TED ED 2 views «1…3738394041…74»Page 39 of 74