Inventions

The 1st book in history to provide the formula to gunpowder dates back to 1044 AD under the Song dynasty in China

The 1st book in history to provide the formula to gunpowder dates back to 1044 AD under the Song dynasty in China

The Parental Advisory sticker eventually came into being after Tipper Gore heard her 11-year old daughter listening to Prince's "Darling Nikki", causing her to co-found Parents Music Resource Center

The Parental Advisory sticker eventually came into being after Tipper Gore heard her 11-year old daughter listening to Prince's "Darling Nikki", causing her to co-found Parents Music Resource Center

The word "utopia" is a pun. It comes from the Greek word for "good place" but also "no place." It's good, but it doesn't exist.

The word "utopia" is a pun. It comes from the Greek word for "good place" but also "no place." It's good, but it doesn't exist.

The "Tower of the Winds" (in Athens) is considered to be the first ever meteorological station. It features eight sundials, a water clock and a wind vane

The "Tower of the Winds" (in Athens) is considered to be the first ever meteorological station. It features eight sundials, a water clock and a wind vane

Peter Durand patented the tin can in 1810. Ezra Warner patented a can opener in 1858. In between, people used chisels and hammers.

Peter Durand patented the tin can in 1810. Ezra Warner patented a can opener in 1858. In between, people used chisels and hammers.