Heat islands in cities can be mitigated with green roofs, reflective surfaces, and urban forests.

The piano was originally called the 'gravicembalo col piano e forte' (harpsichord with soft and loud) by its inventor.

Pianos have over 12,000 individual parts and are considered both string instruments and percussion instruments.

The Akashi Kaikyō Bridge in Japan is one of the longest suspension bridges.

The development of CT scans improved diagnostic precision.

The harmonica, also known as a mouth organ, was invented in Germany in the early 19th century.

The wind turbine converts wind into electrical energy.

The internet connects billions of people instantly.

The invention of insulin pumps improved diabetes management.