• DOI:10.1038/431027a
Corpus ID: 5464290

Astrobiology: Message in a bottle

@article{Sullivan2004AstrobiologyMI,
  title={Astrobiology: Message in a bottle},
  author={W. Sullivan},
  journal={Nature},
  year={2004},
  volume={431},
  pages={27-28}
}

• W. Sullivan
• Published 2004
• Physics, Medicine
• Nature

Extraterrestrial civilizations may find it more efficient to communicate by sending material objects across interstellar distances rather than beams of electromagnetic radiation.