Recently in the Milestones Department:
October 17, 2006
300000000
In case you missed it, in some maternity ward in the United States, at some time today (probably) the baby was born that pushed the country's population up to the 300 million mark. In scientific notation, that's 3x108
To give you an idea just how many people that is, imagine that this dot is 1 person:
.
Now imagine 300 million dots just like it. Whoa! Really puts it in perspective, doesn't it?
Glad I could help.

