1. Editorial

   • Biman Nath

   Departments Pages: 1 - 1

2. D N Wadia

   • K. S. Valdiya

   Departments Pages: 2 - 3

3. Evolutionary biology today

   • Amitabh Joshi

   Series Article Pages: 6 - 18

4. Capping drugs: Development of prodrugs

   • H. Surya Prakash Rao

   General Article Pages: 19 - 27

5. Supersymmetry

   • Akshay Kulkarni
   • P. Ramadevi

   General Article Pages: 28 - 41

6. Infinite descent — but not into hell!

   • Shailesh A. Shirali

   General Article Pages: 42 - 55

7. Flight research using radio-controlled small airplanes

   • S. P. Govinda Raju

   General Article Pages: 56 - 64

8. Research contributions of D N Wadia

   • V. C. Thakur

   General Article Pages: 65 - 75

9. Matrix magic: Spin half systems

   • Kovid Goyal

   Departments Pages: 76 - 79

10. Sum of powers of natural numbers using intergation

    • N. Marikannan
    • V. Ravichandran

    Departments Pages: 80 - 84

11. Book review

    • Vidyanand Nanjundiah
    • S. Chatterjee

    BookReview Pages: 85 - 95

12. Think it over

    • S. N. Maitra

    OriginalPaper Pages: 95 - 95

13. Information and announcements

    Departments Pages: 96 - 96