Marc Maron has one of the most popular comedy podcasts on iTunes today .
The contemporary art world was shocked in 2010 when the prestigious Turner prize went to a voice installation, the work of the Scottish artist Susan Philipsz.
Tenzin Palmo is a Tibetan Buddhist who was born in England as Diane Perry. She became a Buddhist nun and spent twelve years meditating alone in a tiny, remote cave in the Himalayas.
Timothy Ferris is the author of nearly a dozen books of popular science, including “Seeing in the Dark: How Backyard Stargazers Are Probing Deep Space and Guarding Earth from Interplanetary Peril.”
Today, the Dutch philosopher Spinoza - father of the Enlightenment - is revered, but in the mid-17th century, he was branded a heretic by his Jewish congregation in Amsterdam. Recently, philosopher Steve Nadler was asked if Spinoza should be exonerated. He explains why he said no.
Rob Knight is one of the rising stars in the new science of the microbiome. He tells us what he and his colleagues are up to at his Boulder, Colorado lab.
When Asra Normani got an assignment to research Tantra - an ancient form of yoga - she thought she'd have an adventure. She ended up on a journey of the spirit and the heart.
The relationship between poets William Wordsworth and Samuel Taylor Coleridge is discussed by Steve Paulson and Adam Sisman.