Loon’s balloons can circle Earth three times

Google tests material for Project Loon's balloons, in this screenshot from a video explaining the challenges in choosing the right material for the balloons.

(Credit: Screenshot by Seth Rosenblatt/CNET)

Project Loon might be a crazy moonshot, but Google is building its balloons to stay afloat an unusually long time.

A key component of the Google [x] Lab project to deliver Wi-Fi to remote parts of the world via souped-up weather balloons is the material that the balloons are made of , according to a new Google video. And it sounds like Google hasn’t yet settled on a solution.

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