A Hierarchy of Infinities | Infinite Series | PBS Digital Studios

Viewers like you help make PBS (Thank you 😃) . Support your local PBS Member Station here: There are different sizes of infinity. It turns out that some are larger than others. Mathematician Kelsey Houston-Edwards breaks down what these different sizes are and where they belong in The Hierarchy of Infinities. Tweet at us! @pbsinfinite Facebook: series Email us! pbsinfiniteseries [at] gmail [dot] com Written and Hosted by Kelsey Houston-Edwards Produ