pp 1-1 June 2001 Editorial

Editorial

Vijay Chandru

pp 2-3 June 2001 Article-in-a-Box

Henrietta Leavitt – A Bright Star of Astronomy

Biman Nath

pp 4-5 June 2001 Table of Contents

Table of Contents

pp 6-17 June 2001 Series Article

Numeracy for Everyone - Numeracy in Social Sciences-Art and Science of Quantifying Amorphous Concepts, Impressions and Unmeasurables

Anil P Gore S A Paranjpe

pp 18-27 June 2001 Series Article

Electronic Commerce - Electronic Data Interchange and XML

V Rajaraman

pp 28-42 June 2001 General Article

Einstein as Armchair Detective:-The Case of Stimulated Radiation

Vasant Natarajan

pp 43-52 June 2001 General Article

Global Warming: A Myth? - Anomalous Temperature Trends Recorded from Satellites and Radiosondes

Deepanjan Majumdar

pp 53-59 June 2001 General Article

Symmetry in the World of Man and Nature - Frieze Groups

Shailesh A Shirali

pp 60-70 June 2001 General Article

Voice-band Modem: A Device to Transmit Data over Telephone Networks - Advanced Ideas which made High Data Rates Possible

V Umapathi Reddy

pp 71-79 June 2001 General Article

Crowns and Crypts - A Fascinating Group of Multidentate Macrocyclic Ligands

Debasis Bandyopadhyay

pp 80-81 June 2001 Think It Over

Solution to the Ten Pirates Problem

S Ravi

pp 82-86 June 2001 Research News

Honeybees use a ‘Speedometer’ to Navigate Successfully

Moushumi Sen Sarma

pp 86-90 June 2001 Research News

Learning from a Sea Snail: Eric Kandel

Rohini Balakrishnan

pp 91-94 June 2001 Book Review

A Course in Number Theory and Cryptology

Rajat Tandon

pp 95-96 June 2001 Information and Announcements

Guidelines for Authors

pp 98-98 June 2001 Featured Scientist

Henrietta Swan Leavitt (1868-1921)