1. Cyanobacteria: The pioneering photoautotrophs 2. Circadian cycle of Cyanobacteria: Mechanistic Prospect and Evolution 3. Carbon concentrating mechanism in Cyanobacteria: Necessity and evolution 4. Cyanobacterial respiration 5. Lipid metabolism: Biosynthesis and Utilisation 6. Sulfur metabolism: Mechanism and Evolution 7. Phosphate metabolism: Fundamental prospective and Applications 9. Redox cycle: Signalling and metabolic cross-talks 10. Glutathione metabolism and regulation 11. NOS mediated cyanobacterial homeostasis 12. Cyanophages: Interacting mechanism and evolutionary significance 13. Secondary metabolites of cyanobacteria 14. Regulated cell death of cyanobacteria 15. Cyanobacteria: A tool for Bioremediation 16. Stress biology and signal perceptions in cyanobacteria 17. Cyanobacterial interactions and symbiosis 18. Bioinformatics in delineating Cyanobacterial metabolisms 19. Metabolic engineering of cyanobacteria for biotechnological applications 20. Cyanobacteria: Human health and Disease 21. Cyanobacteria: A key player in nutrient cycling