In our society, the majority of the aircraft are powered by fuel. Recently, electric aircraft using electric batteries have begun to appear.
However, the range of these aircraft are limited by the amount of energy in its batteries.
So the question has to be asked; can't we just add larger batteries for extra energy? I understand that large batteries increases the weight of the aircraft, but certainly the energy provided can generate lift far greater than the weight added by the size enlargement, right?
Some articles regarding the battery issue: