Astrobiology: Message in a bottle
@article{Sullivan2004AstrobiologyMI, title={Astrobiology: Message in a bottle}, author={Woodruff Turner Sullivan}, journal={Nature}, year={2004}, volume={431}, pages={27-28} }
Extraterrestrial civilizations may find it more efficient to communicate by sending material objects across interstellar distances rather than beams of electromagnetic radiation.
One Citation
References
SHOWING 1-3 OF 3 REFERENCES
Inscribed matter as an energy-efficient means of communication with an extraterrestrial civilization
- PhysicsNature
- 2004
The results suggest that initial contact with extraterrestrial civilizations may be more likely to occur through physical artefacts—essentially messages in a bottle—than via electromagnetic communication.