Category Innovation

How a cow’s blister saved humanity

Did you know the word vaccine traces its roots to the Latin vaccinus, meaning “of or from cows.” Ever wondered why? This connection goes back to the late 18th century, when English doctor Edward Jenner noticed that milkmaids who caught…

Jigarthanda – Madurai’s iconic “cool heart” drink

Jigarthanda is a chilled milk‑based beverage that originated in Madurai, Tamil Nadu. The name comes from the Urdu/Persian word “jigar,” which literally means “liver” but is poetically and popularly used to mean “heart,” and “thanda” meaning cold, together suggesting “cool heart.”…

The story of Rava Idli – A wartime invention

Rava Idli, a popular item in Karnataka cuisine, was born out of hardship and inventive spirit during World War II. In the early 1940s, the war triggered a major rice shortage across South India. Japan’s invasion of Burma, then the…

How a wallpaper idea popped into Bubble Wrap

In 1957, Swiss inventor Marc Chavannes and American engineer Alfred Fielding tried to revolutionize interior décor with a new kind of textured plastic wallpaper. They used a heat-sealing technique to trap air between two plastic shower curtains, producing sheets of…

How a choir book helped invent Post-it notes

One Sunday in 1974, Art Fry, a 3M engineer and choir singer, grew frustrated when the bookmarks kept falling out of his hymn book. That minor inconvenience sparked a major innovation. Fry recalled a low-tack adhesive developed by his colleague,…

The story behind the smiley face

The iconic yellow smiley face was created in 1963 by American graphic artist Harvey Ross Ball. Hired by the State Mutual Life Assurance Company of Worcester, Massachusetts, Ball was asked to design an image to boost employee morale after a…