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For questions relating to the exchange of ideas and information between beings.

34 votes
18 answers
6k views

Lighthouse Alternatives

Many meteorological conditions, such as fog, rain, hail, snow, or various mirages, can interfere with these signals and prevent reliable communication. … Since such conditions, especially fog, are very common in certain areas, an alternative form of distant communication is required. …
4 votes
6 answers
2k views

Is elastic wiring feasable?

Since wireless does not seem to be the ultra-high-broadband solution of the future (according to recent 5G cellular network results), wires seem the only way to go for a data-intensive future. The di …
20 votes
17 answers
5k views

How to make a language evolve quickly?

Imagine a world in which the language barrier is a means of propaganda defence. In this world, one of the primary concerns of each country is the migration of natives, since they know their native la …
6 votes
2 answers
12k views

Which sounds could a tongueless person produce?

Naturally writing and a special, government-only sign-language are the main forms of communication, but creating complex audio signals may also be very practical. …