List of Contributors

Factoid from the encyclopedia

Q. Why did the Aborigines invent the boomerang?
A. So they wouldn’t have to chase after their “hunting stick” when they went hunting.

Podcasts

Why were there no wheeled vehicles in America before Columbus?

Why did Africans domesticate cattle and donkeys, but not zebras?

Bernie Carlson discusses "Technology in World History."

The kiwi fruit and globalization.

The paradox of the pyramids

Why Chinese coins have square holes

Technology and world history