Top posts

Every blog post that took off on Hacker News, ranked by the votes of its best submission. 4,455 posts.

Science & Space
Any year
1433

Extremely Low Frequencies

The submarine is a surprisingly ancient technology—at least in its early, primitive forms. The idea is quite simple, that a well-enough-sealed boat ought to be able to submerge and resurface. It's the practicalities that make the whole thing difficult. It is generally considered that the US Civil War was the first use…