After spending 17 years lying dormant underground, a new generation of Brood XIII cicadas will soon emerge across large swaths of the eastern United States. This phenomenon is one of the most remarkable examples of cyclical events in the natural world.
It's fascinating to think that the last time Brood XIII was about to turn in for its 17-year slumber, Steve Jobs introduced the iPhone to the world for the first time. A year later, a mysterious person named Satoshi Nakamoto wrote a paper describing something he called Bitcoin, which began trading for less than a penny.