This week we're replaying some of our favorite episodes about maps and geography. In this episode from June 2021, a look at when the geographic powers that be recognized the Southern Ocean as its own entity, and also where the word "ocean" comes from. Plus: a South Korean designer develops a wearable “third eye” that watches for and warns you about any obstacles in your way so you can keep looking at your phone while walking,

How many oceans are there? (NOAA)

Dividing the Ocean Sea by Martin W. Lewis (Geographical Review via JSTOR)

National Geographic recognizes new, 5th ocean (WFLA)

A Wearable Robotic Third Eye That Alerts People to Look Up From Their Phones to Avoid Obstacles (Laughing Squid)

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