Radiolab is on a curiosity bender. We ask deep questions and use investigative journalism to get the answers. A given episode might whirl you through science, legal history, and into the home of someone halfway across the world. The show is known for innovative sound design, smashing information into music. It is hosted by Lulu Miller and Latif Nasser.

Always interesting and often hilarious, join hosts Aaron Wright and Benjamin Grundy as they investigate the latest in futurology, weird science, consciousness research, alternative history, cryptozoology, UFOs, and new-age absurdity.

Join Holly and Tracy as they bring you the greatest and strangest Stuff You Missed In History Class in this podcast by iHeartRadio.

A weekly programme that illuminates the mysteries and challenges the controversies behind the science that's changing our world.

Seriously is home to the world’s best audio documentaries and podcast recommendations, and host Vanessa Kisuule brings you two fascinating new episodes every week.

Nighttime is an audio documentary series which explores Canada's most fascinating stories. Join host Jordan Bonaparte for an exploration of Canadian true crime, mysteries, and the weird.

Shankar Vedantam uses science and storytelling to reveal the unconscious patterns that drive human behavior, shape our choices and direct our relationships.

A compilation of the latest Witness History programmes.

We tell our children unsettling fairy tales to teach them valuable lessons, but these Cautionary Tales are for the education of the grown ups – and they are all true. Tim Harford (Financial Times, BBC, author of “The Data Detective”) brings you stories of awful human error, tragic catastrophes, and hilarious fiascos. They'll delight you, scare you, but also make you wiser. New episodes every other Friday.

IDEAS is a deep-dive into contemporary thought and intellectual history. No topic is off-limits. In the age of clickbait and superficial headlines, it's for people who like to think.