NOVA

How Wuhan is Using Digital Gatekeeping to Reopen

Clip: Season 47 Episode 10 | 2m 47s Video has closed captioning.

Anyone entering or leaving a building or public space in Wuhan is required to scan special location-marking codes with their phone.

Aired: 05/13/20

Rating: NR

Problems Playing Video? | Closed Captioning

National corporate funding for NOVA is provided by Draper. Major funding for NOVA is provided by the David H. Koch Fund for Science, the Corporation for Public Broadcasting and PBS …

Sponsored By:

NOVA Now

Podcast

NOVA Now

Now it's more critical than ever to distinguish fact from fiction. Introducing NOVA Now, a new podcast digging into the science behind the headlines.

Subscribe