TED ED Jellyfish predate dinosaurs. How have they survived so long? – David Gruber TED ED 2 views How Magellan circumnavigated the globe – Ewandro Magalhaes TED ED 2 views Why do animals have such different lifespans? – Joao Pedro de Magalhaes TED ED 3 views How do focus groups work? – Hector Lanz TED ED 2 views Why do we itch? – Emma Bryce TED ED 2 views Oxygen’s surprisingly complex journey through your body – Enda Butler TED ED 2 views Why are sloths so slow? – Kenny Coogan TED ED 2 views Check your intuition: The birthday problem – David Knuffke TED ED 2 views How do nuclear power plants work? – M. V. Ramana and Sajan Saini TED ED 2 views What is entropy? – Jeff Phillips TED ED 2 views «1…3334353637…74»Page 35 of 74