Episode Themes

Theme #1

1. Science Communicators:

   1. Carl Edward Sagan - American astronomer, planetary scientist and science communicator. 

   2. Michio Kaku is an American physicist, science communicator, futurologist, and writer of popular-science.

   3. Neil deGrasse Tyson - American astrophysicist, author, and science communicator.

   4. Bill Nye, the Science Guy - American science communicator, television presenter, and former mechanical engineer.