Know the science behind Chhath Puja 2025. This guide explains the benefits of fasting, why prayers are offered in water, and the mythology of Chhathi Maiya. The Science Of Chhath Puja 2025: Why Rituals Are Done In Water Syed Ayan Mojib Published at: 22 October 2025 5:52 pmKnow the science and spirituality behind Chhath Puja 2025 (Oct 25-28).