The black swan theory is a metaphor that describes an event that comes as a surprise, has a major effect, and is often inappropriately rationalized after the fact with the benefit of hindsight. The theory was developed by Nassim Nicholas Taleb.

I’m just one Australian flu away from my goal weight
A century after the „Spanish flu“ pandemic of 1918 left millions dead, this season has been the worst in a decade. Public Health England announced […]