Science

Rachel Harris

The news about psychedelics tends to focus on clinical trials and lab research. But there’s a long tradition of underground guides working with plant medicines who refer to "unseen beings" and plants as "teachers." Psychologist Rachel Harris talked with many women elders in the psychedelic underground. She calls them "spiritual warriors."

Anne's mental map.

Bill Limpisathian is a professor of cartography and specializes in a brand new field – map cognition, or how we use and see and think about maps in the brain.

can you have too much transcendance

Over the course of 20 years, Chris Bache had 73 high-dose LSD experiences — doses so high that the human body couldn’t tolerate anything more. 

Time may be a fundamental quality of the universe, but physicists still can't explain what time is. That hasn't stopped theoretical physicist Marcelo Gleiser from devoting much of his life to studying the origins of time and the formation of the cosmos.

Marjolijn van Heemstra is the poet laureate of Amsterdam. As her anxiety about climate change and other problems ratcheted up, she found solace in the larger cosmos and became a "dark sky" activist.

Physicist Carlo Rovelli travels to the core of a black hole, where the arrow of time reverses and a white hole is born.   

Deep Time: The Cosmos and Us

What is this thing, that’s all around us, invisible, inescapable, always running out? What is time?

Yuria Celidwen

Yuria Celidwen has a wide-ranging critique of how the modern psychedelic movement is taking shape. She was the lead author of a recent article in Lancet arguing for new ethical guidelines for using psychedelics — what she calls “spirit medicine.”

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