6 of the most groundbreaking recent technological developments that keep us connected

The 20th century was a period of unprecedented innovation, ushering in technology that transformed the ways humans can connect to one another, including the internet, radio, and mobile phones. Humans could speak with, see, and send messages to people thousands of miles away from them in real time. Over those 100 years, the newly connected world became more globalized, changing our politics, economics, and cultures.

In recent years, the world has continued to get smaller. Using news sources, medical research, and economic information from the Federal Communications Commission, Airalo compiled a...