# tachyonic antitelephone

> hypothetical device in theoretical physics that could be used to send signals into one's own past

**Wikidata**: [Q1548694](https://www.wikidata.org/wiki/Q1548694)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Tachyonic_antitelephone)  
**Source**: https://4ort.xyz/entity/tachyonic-antitelephone


## References

1. Freebase Data Dumps. 2013