Skip to main content

Thank you for visiting nature.com. 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.

Earth Science

Solid evidence in the inner core

The indications are that a solid ball of iron lies at Earth's centre. But only the identification of an elusive seismic signature can confirm the long-standing assumption that it is indeed solid.

Your institute does not have access to this article

Access options

Buy article

Get time limited or full article access on ReadCube.

$32.00

All prices are NET prices.

References

  1. Wookey, J. & Helffrich, G. Nature 454, 873–876 (2008).

    ADS  CAS  Article  Google Scholar 

  2. Lehmann, I. Bur. Centr. Seismol. Int. A 14, 87–115 (1936).

    Google Scholar 

  3. Birch, F. Am. J. Sci. 238, 192–211 (1940).

    CAS  Article  Google Scholar 

  4. Julian, B. R., Davies, D. & Sheppard, R. M. Nature 235, 317–318 (1972).

    ADS  Article  Google Scholar 

  5. Okal, E. A. & Cansi, Y. Earth Planet. Sci. Lett. 164, 23–30 (1998).

    ADS  CAS  Article  Google Scholar 

  6. Deuss, A., Woodhouse, J. H., Paulssen, H. & Trampert, J. Geophys. J. Int. 142, 67–73 (2000).

    ADS  Article  Google Scholar 

  7. Cao, A., Romanowicz, B. & Takeuchi, N. Science 308, 1453–1455 (2005).

    ADS  CAS  Article  Google Scholar 

  8. Kennett, B. L. N., Engdahl, E. R. & Buland, R. Geophys. J. Int. 122, 108–124 (1995).

    ADS  Article  Google Scholar 

Download references

Author information

Authors and Affiliations

Authors

Rights and permissions

Reprints and Permissions

About this article

Cite this article

Creager, K. Solid evidence in the inner core. Nature 454, 833–835 (2008). https://doi.org/10.1038/454833a

Download citation

  • Published:

  • Issue Date:

  • DOI: https://doi.org/10.1038/454833a

Search

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