Pulse of the Planet Podcast with Jim Metzner | Science | Nature | Environment | Technology

Switzerland's Klausjagen blends a Catholic holiday with a much older celebration. Learn more about your ad choices. Visit megaphone.fm/adchoices

Whips, bells and a giant paper bishop's hat. Learn more about your ad choices. Visit megaphone.fm/adchoices

Change Santa Claus's team of reindeer into a single white horse, replace his costume with a bishop's robes, and you'll begin to get a picture of Sinterklaas. Learn more about your ad choices. Visit megaphone.fm/adchoices

Sound objects or sensory immersion? It's all in the ear of the beholder! Learn more about your ad choices. Visit megaphone.fm/adchoices

Take a deep dive into the hobby of presidents, kings, movie stars and ordinary people - Stamp Collecting! A free-wheeling conversation with Cheryl Ganz, president of the American Philatelic Society. Learn more about your ad choices. Visit megaphone.fm/adchoices