Grace Hopper explains a nanosecond with a visual aid

Posted to Visualization  |  Tags: ,  |  Nathan Yau

A nanosecond is a billionth of a second, but we’re not very good with really big or tiny numbers. So, Grace Hopper, the inventor of “the first compiler for a computer programming language”, explains to some eager, young minds with a piece of wire.

Favorites

Causes of Death

There are many ways to die. Cancer. Infection. Mental. External. This is how different groups of people died over the past 10 years, visualized by age.

The Changing American Diet

See what we ate on an average day, for the past several decades.

Pizza Place Geography

Most of the major pizza chains are within a 5-mile radius of where I live, so I have my pick, …

Life expectancy changes

The data goes back to 1960 and up to the most current estimates for 2009. Each line represents a country.