Gigalomania is a 2D real time strategy game that is a clone of Mega-Lo-Mania.
The gameplay consists of researching and developing new technology with
which to conquer your enemies, from rocks and sticks to nuclear weapons and
spaceships. You can advance through ten different ages, from the stone age
to the future. There are 28 different maps to play through.

WWW: http://homepage.ntlworld.com/mark.harman/comp_gigalomania.html