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published by the Public Broadcasting Service
This article from PBS relates the story of Harry Hess, the geologist who proposed sea-floor spreading as the mechanism that explains continental drift. The article includes a picture of Hess and links to information on others involved in the study of plate motion.
Subjects Levels Resource Types
Other Sciences
- Geoscience
- Informal Education
- Reference Material
= Article
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Additional Information
Physics To Go This resource was a Physics To Go feature from May 1, 2010 until May 16, 2010. View the feature here!

Access Rights: Free access
Restriction: © 1998 WGBH
Has a copyright or other licensing restriction.
Keywords: plate motion, tectonic plates
Record Creator: Metadata instance created April 29, 2010 by Raina Khatri
Record Updated: Apr 29, 2010 by Ed Lee
Last Update
when Cataloged:
March 19, 2008
ComPADRE is beta testing Citation Styles!

Record Link
AIP Format
(Public Broadcasting Service, Alexandria, 1998), WWW Document, (
Hess proposes sea-floor spreading, (Public Broadcasting Service, Alexandria, 1998), <>.
APA Format
Hess proposes sea-floor spreading. (2008, March 19). Retrieved October 23, 2017, from Public Broadcasting Service:
Chicago Format
Public Broadcasting Service. Hess proposes sea-floor spreading. Alexandria: Public Broadcasting Service, March 19, 2008. (accessed 23 October 2017).
MLA Format
Hess proposes sea-floor spreading. Alexandria: Public Broadcasting Service, 1998. 19 Mar. 2008. 23 Oct. 2017 <>.
BibTeX Export Format
@misc{ Title = {Hess proposes sea-floor spreading}, Publisher = {Public Broadcasting Service}, Volume = {2017}, Number = {23 October 2017}, Month = {March 19, 2008}, Year = {1998} }
Refer Export Format

%T Hess proposes sea-floor spreading
%D March 19, 2008
%I Public Broadcasting Service
%C Alexandria
%O text/html

EndNote Export Format

%0 Electronic Source
%D March 19, 2008
%T Hess proposes sea-floor spreading
%I Public Broadcasting Service
%V 2017
%N 23 October 2017
%8 March 19, 2008
%9 text/html

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Citation Source Information

The AIP Style presented is based on information from the AIP Style Manual.

The APA Style presented is based on information from APA Electronic References.

The Chicago Style presented is based on information from Examples of Chicago-Style Documentation.

The MLA Style presented is based on information from the MLA FAQ.

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