This book covers all areas of physical science. The contributions by the authors include Quantum mechanics; Schroedinger equation; Metamaterial absorber; microwave transmission; dielectric materials; antenna design; hydraulic system; volcanic eruptions; earthquakes; Einstein�s equations; cosmology; general relativity; contact layer; surface roughness; non-linear deformation; large-scale channel modeling; directional antennas; radon; uncertainty; outdoor radon gas; radon gas intensity; photodetector; tuning range; detectivity; Maxwell electron-ionic plasma; electromagnetism; group theory; uncertainty; Planetary beat; solar-terrestrial interaction; solar wind; earth�s rotation; ocean circulation etc. This book contains various materials suitable for students, researchers and academicians in the field of physical science.