What is a voltaic pile?
Volta placed copper disc and a zinc disc, separated by some saltwater. When connecting the two discs with a wire, a current would flow! Why?
More by Jim
- Time is running out to catch COVID-19
- The inception bar: a new phishing method
- The hacker hype cycle
- Project C-43: the lost origins of asymmetric crypto
- How Hacker News stays interesting
- My parents are Flat-Earthers
- The dots do matter: how to scam a Gmail user
- The sorry state of OpenSSL usability
- I hate telephones
- The Three Ts of Time, Thought and Typing: measuring cost on the web
- Granddad died today
- Your syntax highlighter is wrong
Tagged . All content copyright James Fisher 2017. This post is not associated with my employer. Found an error? Edit this page.