内容简介
Inthefinalbookofhisastonishingcareer,CarlSaganbrilliantlyexaminestheburningquestionsofourlives,ourworld,andtheuniversearoundus.Theseluminous,entertainingessaystravelboththevastnessofthecosmosandtheintimacyofthehumanmind,posingsuchfascinatingquestionsashowdidtheuniverseoriginateandhowwillitend,andhowcanwemeldscienceandcompassiontomeetthechallengesofthecomingcentury?Here,too,isarare,privateglimpseofSagan'sthoughtsaboutlove,death,andGodashestruggledwithfataldisease.Everforward-lookingandvibrantwiththesparkleofhisunquenchablecuriosity,Billions&Billionsisatestamenttooneofthegreatscientificmindsofourday.