1. Editorial

   • Rajaram Nityananda

   EditorialNotes 18 December 2015 Pages: 1077 - 1078

2. Charles Hard Townes (1915–2015)

   • Rajaram Nityananda

   Article-in-a-box 18 December 2015 Pages: 1079 - 1081

3. Science smiles

   • Ayan Guha

   Announcement 18 December 2015 Pages: 1084 - 1084

4. The conception of photons - Part I

   • Urjit A. Yajnik

   General | Article 18 December 2015 Pages: 1085 - 1110

5. Sun, Sky and Cloud

   • Rajaram Nityananda

   OriginalPaper 18 December 2015 Pages: 1111 - 1127

6. A new proof of the infinitude of primes

   • Bibekananda Maji

   OriginalPaper 18 December 2015 Pages: 1128 - 1135

7. The power of small

   • Suvasini Ramaswamy
   • Anirban Mitra

   OriginalPaper 18 December 2015 Pages: 1136 - 1153

8. Information and announcements

   Announcement 18 December 2015 Pages: 1154 - 1154

9. Science academies’ refresher course on environmental biology

   Inf. & Ann. 18 December 2015 Pages: 1155 - 1155

10. Fifth refresher course in materials preparation and measurement of properties

    Inf. & Ann. 18 December 2015 Pages: 1156 - 1156

11. Science academies’ refresher course in experimental physics

    Inf. & Ann. 18 December 2015 Pages: 1157 - 1157