Free Physics Lectures | Physics Database [http://physicsdatabase.com/free-physics-lectures/] - 2013-09-06 05:24:20 - public:time cosmology, astronomy, theory, string, SSA, relativity, quantum, physics, particle, nuclear, mechanic, lectures, free - 13 | id:2002 -
Magnetism, Radiation, and Relativity [http://physics.weber.edu/schroeder/mrr/MRRtalk.html] - 2009-08-24 20:16:04 - public:time cool, teaching, science, relativity, radiation, physics, math, magnetism, electromagnetism - 9 | id:3619 -
NOVA | Einstein's Big Idea | E = mc2 Explained | PBS [http://www.pbs.org/wgbh/nova/einstein/experts.html] - 2005-09-27 19:15:03 - public:time audio, physics, podcasting, relativity, science - 5 | id:5553 -