pp 1-1 May 1998 Editorial

Editorial

N Mukunda

pp 2-2 May 1998 Article-in-a-Box

Thermal Ionisation and the Saha Equation!

Rajaram Nityananda

pp 3-3 May 1998 Science Smiles

Science Smiles

R K Laxman

pp 6-23 May 1998 Series Article

Molecules to Materials Liquid Crystals and Molecular Conductors

T P Radhakrishnan

pp 24-29 May 1998 General Article

Astronomical Spectroscopy A Short History

J C Bhattacharyya

pp 30-42 May 1998 General Article

On Kepler's First Law - The Law of Ellipses

Shailesh A Shirali

pp 43-47 May 1998 Feature Article

Nature Watch - Thinking Like a Tahr: When Males and Females go their Separate Ways

M D Madhusudan

pp 48-62 May 1998 Feature Article

What is New in Computers? - Mobile Computing

L M Patnaik

pp 63-72 May 1998 Classroom

Special Relativity – An Exoteric Narrative

S R Madhu Rao

pp 73-75 May 1998 Classroom

How Negative can the Product-Moment Correlation Coefficient be?

R Vasudeva

pp 76-77 May 1998 Research News

The Explosion That Wasn't

Anil P Gore

pp 78-80 May 1998 Book Review

Feynman's Lost Lecture - The Motion of the Planets Around the Sun

Shailesh A Shirali

pp 81-82 May 1998 Book Review

Environmental Biology - Man and his Environment

M D Subhash Chandran

pp 83-83 May 1998 Classics

Magnetic Monopole

R Ramachandran

pp 84-96 May 1998 Classics

The Origin of Mass in Neutrons and Protons

M N Saha

pp 98-98 May 1998 Featured Scientist

Meghnad Saha (1893-1956)