IDKMYDE: Traffic Lights Started With a Disaster
from I Didn’t Know, Maybe You Didn’t Either! Hosted by The Black Effect Podcast Network and iHeartPodcasts
A deadly 1912 accident led Garrett Morgan to invent the modern traffic light, quietly saving millions of lives while history largely forgot his name.
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This episode is 5 minutes long.
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This episode was published on February 3, 2026.
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