What are those floaty things in your eye?

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TED-Ed Original Lessons What are those floaty things in your eye? - Michael Mauser Animation by Reflective Films Sometimes, against a uniform, bright background such as a clear sky or a blank computer screen, you might see things floating across your field of vision. What are these moving objects, and how are you seeing them? Michael Mauser explains the visual phenomenon that is floaters. View full lesson » The hidden worlds within natural history museums - Joshua Drew Animation by Provincia Studio When you think of natural history museums, you might picture exhibits filled with ancient lifeless things, like dinosaurs or meteorites. But behind that educational exterior, there are hidden laboratories where scientific breakthroughs are made. Joshua Drew gives a breakdown of some of the hidden worlds within these museums. View full lesson » What we know (and don't know) about Ebola - Alex Gendler Animation by Andrew Foerster The highly virulent Ebola virus has seen a few major outbreaks since it first appeared in 1976 -- with the worst epidemic occurring in 2014. How does the virus spread, and what exactly does it do to the body? Alex Gendler details what Ebola is and why it's so hard to study. View full lesson »

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