Themes and subgenres in science fiction content

Since we ran out of time yesterday, I've posted what I was speaking about during class. All images and links should be included:
https://docs.google.com/presentation/d/1j0kryMihKSCp1F68LVbdnMHpGBHxfxYURVnjD0qGGOU/edit?usp=sharing

If you have any thoughts or questions regarding the topics discussed, feel free to comment it here!

Also, is anyone now thinking of going as a chestburster victim for Halloween? (Youtube link)