TED ED 731 videos found Who decides how long a second is? – John Kitching 0 views TED ED What if every satellite suddenly disappeared? – Moriba Jah 0 views TED ED Uncovering the brain’s biggest secret – Melanie E. Peffer 0 views TED ED The satisfying math of folding origami – Evan Zodl 0 views TED ED Why do we, like, hesitate when we, um, speak? – Lorenzo García-Amaya 0 views TED ED The world’s biggest battery looks nothing like a battery 0 views TED ED The material that could change the world… for a third time 0 views TED ED Can loud music damage your hearing? – Heather Malyuk 0 views TED ED How much electricity does it take to power the world? 0 views TED ED The best nose in the animal kingdom – Chase LaDue & Bruce A. Schulte 0 views TED ED «1…5152535455…74»Page 53 of 74