many phisical theory denied after new findings, in past.

    after ancient roma, many theory find not true, in past.

    Q then what we have improve?

    A what we can trust, is what we cant deny.

    Q  what we cant doubt ?   

        A1  exist of our mind          = answer, from René Descartes  

          yes, but we need more stretch, to improve.

        A2  reason of observation,     if all experiment possible after our observation      

        A3  logic we use

        A4  property of light                if all experiment possible with reflection of light

    Lets find All answer to question, with thinking of René Descartes

    the wiki, recommendable to

        1⃣ who want to learn physics                   

        2⃣ who want to learn logics                     

        3⃣ who want to learn philosophy         

    the wiki, also recommendable to

        4⃣ who doubt god                                                => if concept world exist, god exist

        5⃣ who doubt magics                                           => if energy become object, magic in bible can exist

    the wiki is free cost to study

    true theory, will never betray you.

    answerer777