In 1976, 14-year-old Chris Espinosa rode a moped to his job demonstrating computers made in Steve Jobs’s childhood home. The ...

ORLANDO, Fla. — Every day, firefighters and police respond to calls, helping people when they need it the most. But everything those first responders experience in the process can take a mental toll ...

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An invention at the heart of our modern world helped create radios, cars and smartphones. The team from Planet Money traces ...