Tag Archives: history

Can I use US Patent drawings for my own purposes?

Question: Are US Patent images protected by copyright? Answer: Read more »

How to fix the world #2

Hans Rosling and the Magic Washing Machine Read more »

Where do some American towns and rivers get their names?

The names for many areas in use today are based on the names of the Native American tribes that used to live in the area. In my area, we have the Susquehanna River. Browse this map Read more »

How to hold a cricket bat

Question: How do you hold a cricket bat? Read more »