12 ms·
The smaller detail that really clinches it here is suspending the ferrofluid in another fluid. I have seen at least one of the clocks, and the ferrofluid doesn'
by zamalek 3y ago
The smaller detail that really clinches it here is suspending the ferrofluid in another fluid. I have seen at least one of the clocks, and the ferrofluid doesn't behave nearly as nicely in air.