What do aircraft wings, the Tacoma Narrows bridge and Coronavirus modeling all have in common? As you may have guessed from the title, it's bifurcation — just about the least intuitive (or predictable) behavior known to humankind. In this episode, we talk about bifurcation and its relation to all of these — as well as how understanding bifurcation can affect real-world racing...and how the same effect that can tear the wings off a plane can also make for the terrifying speed wobble you may have experienced on a fast descent on your bike.