Short story: The Injudicious Prayers of Pombo the Idolater by Lord Dunsany, listened to through Librivox. Recommended.
Poem: The Lost Pilot by James Tates, listened to on the Poem of the Day podcast, from June 2018. Recommended.
Essay: Periodic Table, listened to on the 99% Invisible podcast, from February 2011. Highly Recommended.