To help the magazine ring in its 90th birthday, C&EN reached out to you, our readers, to tell us about your favorite articles. We began collecting responses at the 245th national meeting in New Orleans in April and continued accepting submissions online until July 15. We randomly awarded one iPad mini to entice you to write in, and we are happy to report that you sent us more than 60 thoughtful responses! Included here is a sampling of them. Miss our deadline for submission? Share your favorites by commenting on this article below.