Imagine a Martian trying to make sense of this world and the only available data are the Summer Olympic medal tables from the past century.

How much would that explain? Quite a lot, it turns out. In fact, it would be challenging to find anything so concise that say so much about the past century as the tables below.

The four bar charts show the countries that usually win the largest share of medals — the United States, China, Russia and Germany — and how they have performed since 1912.

The Pennsylvania Treasury Department wants military veterans or their heirs to get the military medals they rightfully deserve.

The Treasury is trying to return some of the 300 military medals the department has acquired over the years.

In conjunction with Veterans Day, State Treasurer Rob McCord is urging his Return Team to renew their efforts in finding the rightful owners or heirs to unclaimed war medals.