A weekly programme about work in the world of science
Inside the Earth by E. C. Bullard, F.R.S., Director of the National Physical Laboratory, Teddington
When Dr. Bullard last contributed to ' Science Survey' he talked about geophysical researches he was organising from the University of Cambridge.
In his talk tonight he returns to this subject and reviews the many ideas that have been put forward about the inside at our planet.