1. Editorial

   • N. Mukunda

   Departments Pages: 1 - 2

2. Sonya Krukovskaya The first woman mathematician of modern times

   • Mythily Ramaszvamy

   Departments Pages: 3 - 4

3. Science smiles

   • R. K. Laxman

   Departments Pages: 5 - 5

4. Life: Complexity and diversity

   • Madhav Gadgil

   Series Article Pages: 8 - 13

5. Introduction to algorithms

   • R. K. Shyamasundar

   Series Article Pages: 14 - 24

6. Learning organic chemistry through natural products

   • N. R. Krishnaszvamy

   Series Article Pages: 25 - 33

7. Planets move in circles!

   • T. Padmanabhan

   General Article Pages: 34 - 40

8. The secretary problem

   • Arnab Chakraborty

   General Article Pages: 41 - 50

9. Hydrodynamic lubrication

   • Jaywant H. Arakeri
   • K. R. Sreenivas

   General Article Pages: 51 - 58

10. What’s new in computers?

    • K. S. R. Anjaneyulu

    Feature Article Pages: 59 - 65

11. Molecule of the month

    • J. Chandrasekhar

    Feature Article Pages: 66 - 71

12. The concept of experiment in science

    • Samir Roy

    Departments Pages: 72 - 74

13. On provability versus consistency in elementary mathematics

    • Shailesh A. Shirali

    Departments Pages: 75 - 79

14. Capillarity

    • Rajaram Nityananda
    • Mohan Delampady

    Departments Pages: 80 - 82

15. Galaxies — Off to a flying start?

    • R. Nityananda

    Research News Pages: 83 - 85

16. Take the frogs seriously — They are the earth’s living barometers

    • Debjani Roy

    Book Review Pages: 86 - 88

17. Careers in nature conservation: The Wildlife Institute of India

    • T. R. Shankar Raman

    Departments Pages: 89 - 93

18. Books received

    Announcement Pages: 93 - 93

19. Acknowledgements

    Acknowledgments Pages: 96 - 96