Category BackStory

Why traffic lights use red, yellow, and green

Before traffic lights existed, city streets were crowded with pedestrians, horse-drawn carriages, bicycles, streetcars, and an increasing number of automobiles. The solution to this growing chaos came from an unexpected source: the railways. Railway operators began using colored light signals…

Why every device uses the same power button icon

Look closely at the power button on your laptop, phone, TV, or microwave. You will find a vertical line enclosed within a broken circle, representing one of the world’s most successful examples of universal communication. The story begins in the…

The tearful origins of “maudlin”

Ever wondered how the name of a revered biblical figure came to describe someone who is overly emotional? The story behind maudlin is one of art, religion, language, and centuries of cultural memory. The word maudlin means excessively sentimental, tearfully…

Chippiparai: the royal dog breed of Tamil Nadu

Fast enough to chase deer across open plains and fearless enough to confront wild boar, the Chippiparai was once the preferred hunting dog of Tamil royalty. The breed takes its name from Chippiparai (aka Sippipparai), a village in Vembakottai Taluk…

Why sophomores are called “wise fools”

What do a second-year student, a struggling athlete in their second season, and a musician wrestling with a difficult second album have in common? They are all living through the experience captured by one surprisingly apt word: sophomore. Sophomore comes…