The first written recipe was for beer, inscribed on a Sumerian clay tablet around 1800 BC.

People can survive weeks without food under certain conditions.

The world's most expensive spice, saffron, requires 150,000 hand-picked crocus flowers to produce one kilogram.

Fermentation was used in food preservation before humans understood microbiology.

In 1919, a tank filled with molasses burst in Boston, creating a deadly wave through city streets.

Smart glass can switch between transparent and opaque using an electrical charge — reducing heating and cooling needs.

The Great Wall of China was not built as one continuous structure but over many centuries by different dynasties.

Habits are formed through repeated behaviors over time.

People are more creative in a blue room than a red room — red increases alertness, blue encourages open thinking.