# Tom Wujec demos the 13th-century astrolabe

Rather than demo another new technology, Tom Wujec reaches back to one of our earliest but most ingenious devices -- the astrolabe. With thousands of uses, from telling time to mapping the night sky, this old tech reminds us that the ancient can be as brilliant as the brand-new.

- Kind: Talk
- Year: 2009
- Runtime: 9 min
- By: TED.com
- Genres: Education, Science, Space, History
- Archive: [Internet Archive](https://archive.org/details/TomWujec_2009G)
- Licence or status: [CC BY-NC-ND 3.0](http://creativecommons.org/licenses/by-nc-nd/3.0/) (as the archive states it)
- Who can watch: Tweens profiles and older (the archive gives no rating; placed by Invisible Network from its collection and subjects)

[Watch now](https://invisiblenetwork.ai/watch/archive/ia/TomWujec_2009G?play=1)