Apparently, this user prefers to keep an air of mystery about them.
3 Molecule vs Crystal aug 2 '13
3 Does Planet revolution time is always greater the more it's getting away from the center? jan 31 '13
2 Could there be a star orbiting around a planet? jan 31 '13
2 Electromagnetic wave reflection vs. light reflection feb 13 '12
2 How photons move along with EM wave? jan 31 '13