Mar 2, 2017
René Descartes. Principia Philosophiae. 1644.
#A magnetic field#René Descartes#Renatus Cartesius#1596 – 1650#Magnetic#solar dynamo model of the Sun differential rotation of the solar plasma#MagicTransistor#Magic Transistor#threaded parts#diagram of magnetism#1644#solar dynamo model of the Sun#differential rotation#magic#mgnetics#tiny helical particles#science#history#art#solar plasma#learning#A magnetic field is the magnetic effect of electric currents and magnetic materials#mtr#mtradio