1. Editorial

   • B. Sury

   Departments 17 August 2023 Pages: 1003 - 1006

2. Science Smiles

   • Ayan Guha

   Departments 17 August 2023 Pages: 1007 - 1007

3. Robert Ghormley Parr

   • Paul W. Ayers
   • Pratim K. Chattaraj
   • Weitao Yang

   General Article 17 August 2023 Pages: 1011 - 1035

4. Generating Planar Diffracting Apertures and Fraunhofer Diffraction Patterns Using Discrete Convolution and Fast Fourier Transform Techniques

   • Pragati Ashdhir
   • Anshika
   • Chaudhary Eksha Rani

   General Article 17 August 2023 Pages: 1037 - 1048

5. Reasoning and Explanation in Physics - I

   • K. K. Mashood
   • Anwesh Mazumdar
   • Arvind Kumar

   General Article 17 August 2023 Pages: 1049 - 1064

6. Fiction and Philosophy of Science

   • Sumithra Surendralal

   General Article 17 August 2023 Pages: 1065 - 1073

7. Making π Accessible

   • Inder K. Rana

   General Article 17 August 2023 Pages: 1075 - 1091

8. World War II, Sex and Antibiotics

   • Dipika Mishra
   • Irene Aniyan Puthethu
   • Ramanujam Srinivasan

   General Article 17 August 2023 Pages: 1093 - 1105

9. A Brief Study on Simple Random Walk in 1D

   • Arka Bhattacharyya
   • Joydip Mitra
   • Satadal Bhattacharyya

   General Article 17 August 2023 Pages: 1107 - 1116

10. Phenology: Nature’s Calendar

    • Himangshu Kalita
    • Narayan Sharma

    General Article 17 August 2023 Pages: 1117 - 1133

11. A Gentle Introduction to Quasi-periodic Phenomena

    • Vladimir Ivchenko

    General Article 17 August 2023 Pages: 1135 - 1144

12. A Generalization of Euler’s Quadrilateral Theorem and Some Applications

    • Quang Hung Tran

    Classroom 17 August 2023 Pages: 1145 - 1152

13. Intersections 23: A (mostly) Scientic Crossword

    • Madhavan Mukund
    • Shobhana Narasimhan

    Departments 17 August 2023 Pages: 1153 - 1153

14. Intersections 24: A (mostly) Scientific Crossword

    • Madhavan Mukund
    • Shobhana Narasimhan
    • Miriam Jacob

    Departments 17 August 2023 Pages: 1154 - 1156

15. Erratum/Corrigendum

    • Sujatha Ramdorai
    • Amit Roy

    Erratum 17 August 2023 Pages: 1157 - 1158

16. Birds in the Backyard

    • T. N. C. Vidya
    • Srikrishna Subramanian

    Departments 17 August 2023 Pages: 1159 - 1159