A chapter of knowledge

Read the given chapter of a pop-science book. Think about:
1. What new info do you obtain?
2. How does it change your perspective?
3. What do you think about the chapter?

{$a->ཚད་} {$a->དབྱེ་བ་}

ཡིག་སྣོད་དེ་བལྟ་ནི་དོན་ལུ་ འབྲེལ་མཐུད་A Chapter.pdf་ལུ་ཨེབ་གཏང་།