Formula E is more than racing electric cars. It is used to test and develop the innovations powering the next electric vehicle you can buy.

For example, you can say "hello world exclamation point" and Mountain Lion will type "Hello world!" Other handy meta-items include new line, period, comma, and question mark. Dictation is smart. Say, ...

A set of painted ceramic fragments from northern Mesopotamia might hold the earliest known traces of mathematical thinking—long before written numbers or symbols existed.