• Welcome! The TrekBBS is the number one place to chat about Star Trek with like-minded fans.
    If you are not already a member then please register an account and join in the discussion!

Ancient Technology that may or may not be Ahead of its Time, or Even True

The Houfeng Didong Yi
10284293.jpg

10284292.jpg

Engineered during the Han Dynasty (202 BC – 9 AD, 25–220 AD) by Zhang Heng, a distinguished astronomer, cartographer, mathematician, poet, painter, and inventor (78 to 139 AD).

Guess what it is.

-Will
It's an earthquake detector. ;)
 
If you are not already a member then please register an account and join in the discussion!

Sign up / Register


Back
Top