This book reviews new advances in the field of nanomaterials; their synthesis, characterization, and applications. Specific topics include nanomaterials as catalysts, photodegradation of organic pollutants, multifunctional textiles, self-healing hydrogels, nanosensors for the detection of pathogens, machine learning based prosthesis, and various applications in the sports industry, the automobile sector, the area of defence and security, pharmaceuticals, energy storage and food packaging. Keywords: Nanomaterials, Catalysts, Photodegradation, Organic Pollutants, Multifunctional Textiles, Self-Healing Hydrogels, Nanosensors, Detection of Pathogens, Prosthesis, Pharmaceuticals, Energy Storage, Food Packaging.