1. Editorial

   • C S Yogananda

   Departments Pages: 1 - 1

2. Early planetary environments and the origin of life

   • P V Sukumaran

   General Articles Pages: 4 - 17

3. Necklaces, periodic points and permutation representations

   • Somnath Basu
   • Anindita Bose
   • Pankaj Vishe

   General/Article Pages: 18 - 26

4. On transcendental functions

   • P Thathabai Nowroji
   • M Muniasamy

   General/Article Pages: 27 - 33

5. Forest fires

   • K Narendran

   General/Article Pages: 34 - 41

6. Sadi Carnot and the second law of thermodynamics

   • J Srinivasan

   General/Article Pages: 42 - 48

7. Cars beyond Otto's internal combustion engines

   • A K Shukla

   General/Article Pages: 49 - 62

8. Eco-friendly alternative refrigeration systems

   • S S Verma

   General/Article Pages: 63 - 67

9. The photodynamics of vision

   • Parminder K Mankoo
   • Harjinder Singh

   General/Article Pages: 68 - 76

10. The world of synchrotrons

    • Sameen Ahmed Khan

    General/Article Pages: 77 - 84

11. Logarithm and agM

    • B Sury

    Departments Pages: 85 - 86

12. Book/Review

    • A Sitaram
    • S P Suresh

    BookReview Pages: 87 - 89

13. Nobel prize 2001

    Departments Pages: 90 - 90

14. Summer research fellowhships—2002

    Departments Pages: 91 - 91

15. Microscale experiments in chemistry: Initiatives in implementation

    Departments Pages: 92 - 93