http://www.reddit.com/user/pittofdoom
pittofdoom175 karma2016-03-23 18:38:54 UTC
Watching the latest Smarter Every Day video, I think I understand how the "springs" were able to lock into place when turned. What I didn't get was how they were able to attract and repel in the same axis. How does that work?
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pittofdoom175 karma
Watching the latest Smarter Every Day video, I think I understand how the "springs" were able to lock into place when turned. What I didn't get was how they were able to attract and repel in the same axis. How does that work?
View HistoryShare Link