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TIL Pediatric dentists create Game Boy with nitrous oxide feed
m10gY
TIL that In 2018, A hacker broke into people’s routers (100,000 of them) and patched their vulnerabilities up so that they couldn’t be abused by other hackers.
kODQB
TIL Los Angeles is the first major city in the world to synchronize all its traffic lights. Nearly 4,400 lights across 469 miles receive real-time updates about traffic flow to make second-by-second adjustments. The system limits congestion by up to 16% while also dramatically reducing idling time.