The world's fastest elevator is in the Shanghai Tower — ascending 20.5 meters per second.

The first emoji was created in 1999 by Japanese designer Shigetaka Kurita for a mobile internet platform.

The steam engine played a major role in the Industrial Revolution.

The concept of a touchscreen dates to 1965; the first commercially successful touchscreen phone was the iPhone in 2007.

The '@' symbol was chosen for email addresses because it was the least-used character on keyboards at the time.

The Itaipu Dam is one of the largest hydroelectric projects in operation.

The first hard drive, released in 1956, weighed over a ton and stored only 5 megabytes.

The internet connects billions of people instantly.

The printing of newspapers increased public access to information.