A vet sends an amusing letter to a cat named Loki, making vaccination sound appealing; Scientists successfully transfer a rhinoceros embryo, instilling hope for the endangered northern white rhinos' survival; a non-profit group, Gamers Outreach, brings joy to hospitalized children through a portable gaming kiosk; the mystery of Ancient Roman dodecahedrons continues to puzzle experts; and plans for what could be the tallest building in America, Legends Tower, are submitted in Oklahoma City.

A Cat's Letter from the Vet
Reviving the Northern White Rhino
Gaming for Hospitalized Children
Mysterious Roman Dodecahedrons
Oklahoma's Sky-High Ambitions