The calculating machine of the Swiss clockmaker Victor (or Viktor) Schilt (1822-1880) was exhibited in 1851 at the Great Exposition of the Works of Industry of all Nations in Crystal Palace ...

Beginning in London in 1851 and quickly spreading around the world ... Opening in October 2021, Expo 2020 Dubai is the first event of its kind in the Middle East. Here, CNN dives into the past ...

The World Expo is one of the oldest and largest international events held every five years since 1851. Next year, more than 160 countries will present their latest innovations and technologies in ...