The Sound So Loud That It Circled the Earth Four Times
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Submission timeline
2007–2026One slot for every year since HN launched. Height is that year's peak points; orange marks a 100+ point or 50+ comment breakout. Select a bar to open its strongest thread.
First comments on top threads
HN comment orderNice. I hadn't thought of there being a limit (due to vacuum) to sound intensity. Reminds me of this recent comment on reddit: http://np.reddit.com/r/space/comments/2h9y9g/the_first_launc... "the Saturn V rocket produced a SWL (Sound Power Level) of about 220 decibels, which is sufficient to melt concrete nearby and set grass aflame a mile away,"
The explosion of Krakatoa is believed by some scholars to be the inspiration for Edvard Munch's painting "The Scream." https://www.skyandtelescope.com/press-releases/astronomical-...
I learned something the other day that blew my mind. We are now able to take pictures of the far side of the Sun. How? We could put a telescope in Earth orbit 180 degrees opposite from us. But we don't have one there yet. We use sound waves. Sound? In the Sun? Don't you need air for that? No, any gas will do (solids or liquids too). The Sun is a big ball of very dense gas, perfect for…
The first top-level comment from each of the four biggest threads, in HN’s own order. Excerpts are shortened; open a comment for full context.
- Breakout years
- 2
- Total points
- 919
- Total comments
- 181
100+ points or 50+ comments
reference only — not used in Hall rules or ranking
reference only — not used in Hall rules or ranking
Every submission
| Date | Title as submitted | By | Points | Comments |
|---|---|---|---|---|
| 2014-09-29 | The Sound So Loud That It Circled the Earth Four TimesFirst breakout · Best thread | aatish | 639 | 107 |
| 2015-10-04 | The Sound So Loud That It Circled the Earth Four Times (2014) | dnetesn | 1 | 0 |
| 2016-01-26 | The Sound So Loud That It Circled the Earth Four Times (2014) | dnetesn | 1 | 0 |
| 2018-12-23 | A Sound So Loud That It Circled the Earth Four Times (2014) | dnetesn | 184 | 38 |
| 2020-11-30 | A sound so loud that it circled the Earth four times (2014)Hall induction · Latest 20+ point return | singhkays | 94 | 36 |