What were the speech topics used in the student speeches in 14.09 Visual Aids?

Set 2 - Ten more interesting informative speech topics from comics to dolls
history of comic books.
(general or choose a specific one, ie. Superman, X-Men, etc)
first woman astronaut.
history of transplants.
medicinal marijuana.
Dolly the sheep (very first clone of a mammal)
alternative fuels.
nanotechnology.

Answerendorsing artist jackson pollock and the ideals of abstract expressionism;