Skip to main content

Thank you for visiting You are using a browser version with limited support for CSS. To obtain the best experience, we recommend you use a more up to date browser (or turn off compatibility mode in Internet Explorer). In the meantime, to ensure continued support, we are displaying the site without styles and JavaScript.

  • News & Views
  • Published:


Creatures from another world

This is a preview of subscription content, access via your institution

Access options

Buy this article

Prices may be subject to local taxes which are calculated during checkout


  1. Lenski, R. E., Ofria, C., Collier, T. C. & Adami, C. Nature 400, 661–664 (1999).

    ADS  CAS  PubMed  Google Scholar 

  2. Langton, C. (ed.) Artificial Life (Addison-Wesley, Redwood City, California, 1989).

  3. Barricelli, N. A. Acta Biotheoretica XVI, 69-98 (1962).

  4. Ray, T. S. in Artificial Life II (eds Langton, C. G., Taylor, C., Farmer, J. D. & Rasmussen, S.) 371-408 (Addison-Wesley, Redwood City, California, 1991).

  5. Maynard Smith, J. Nature 335, 772–773 (1992).

    ADS  Google Scholar 

Download references

Author information

Authors and Affiliations


Rights and permissions

Reprints and permissions

About this article

Cite this article

Harvey, I. Creatures from another world. Nature 400, 618–619 (1999).

Download citation

  • Issue Date:

  • DOI:


Quick links

Nature Briefing

Sign up for the Nature Briefing newsletter — what matters in science, free to your inbox daily.

Get the most important science stories of the day, free in your inbox. Sign up for Nature Briefing