The world produces more energy from solar and wind than from nuclear power — a milestone reached around 2021.

Origami, the Japanese art of paper folding, has influenced engineering designs for solar panels and medical devices.

Architecture often reflects the climate and materials of a region.

About 90% of all the data in the world was created in the last two years.

A fuel cell converts chemical energy directly into electricity with higher efficiency than combustion engines.

The average Google search uses about 0.3 watt-hours of electricity.

More than 90% of the world's currency exists only digitally — not as physical cash.

The world's first programmable computer, the Colossus, was built secretly in Britain during World War II to decode Nazi messages.

The Panama Canal uses a system of locks to lift ships.