First of a new series of programmes in which a panel of scientists answer listeners' questions about science and technology
PROFESSOR G. P. WELLS puts your questions to
C. C. BUTLER
Imperial College, London D. R. NEWTH
Middlesex Hospital Medical School
P. SYKES
Cambridge University
W. T. WILLIAMS
Southampton University Arranged by ARCHIE CLOW
Questions for future programmes to: Who Knows? c/o BBC. Broadcasting House. London, W.I.