Science and Technology

Are the really big psychedelic experiences just hallucinations, or do they crack open some transpersonal dimension of consciousness? Philosopher Peter Sjöstedt-Hughes believes we need a metaphysics of psychedelics to explain these experiences.More

When painter Sougwen Chung paints something in collaboration with an AI she trained — say, a black oil-paint brush stroke — a robot mimics Chung. But at some point, the robot continues without Chung and paints something new. So how creative is AI?More

Walter Scheirer

The internet is indeed overflowing with fake content, says computer scientist Walter Scheirer. But the vast majority of it seems aimed at the creation of connection—rather than destruction.More

Meghan O’Gieblyn

Does AI have a fundamentally different kind of intelligence than the human mind? Essayist Meghan O’Gieblyn is fascinated by this question. Her investigation into machine intelligence became a very personal journey, which led her down the rabbit hole into questions about creativity and the nature of transcendence.More

a woman with tears

Behavioral neurologist Michael Trimble takes us on an evolutionary journey to unpack one of the few things that make Homo sapiens unique — we cry emotional tears. More

David Olson in his lab.

Could you get the same therapeutic benefits of a psychedelic drug without actually tripping? Neuroscientist David Olson wants to re-engineer psychedelic molecules to remove the trip. If successful, he might revolutionize the treatment of mental disorders.More

Charles Raison

Psychedelic therapy has shown great promise for treating depression, but it's still unclear why exactly it works. Psychiatrist Charles Raison wants to know if it's the drug or the trip that makes psychedelics so potent. Is it biology or consciousness?More

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."More

Honey Rose

Honey Rose is part of the next generation of witches. They perform traditional magic on TikTok, do tarot readings via email, and seek to control social media algorithms with spells. Producer Angelo Bautista wanted to learn more.More

The creative mind

Novelist Siri Hustvedt knows how the creative process feels. Neuroscientist Heather Berlin knows what it looks like in the brain. Together with Steve, they explore the emerging science of creativity.More

two brothers with different creative minds

Daniel Bergner felt frustrated and helpless back when one of his closest family members — his brother — was diagnosed as having bipolar disorder. So Bergner decided to report out other possibilities for his brother’s healing.More

Two figures in the rain

Maia Szalavitz is an expert in addiction. She is also someone who has experienced it personally as a young woman. It was during that time that she came upon a concept that is only now changing how we think about recovery on a mass scale —harm reduction.
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Rachel Fernandez

Sutton King wants to change the culture around psychedelic medicines by confronting historical wrongs and getting Indigenous people into key decision-making roles in the psychedelic industry. More

A mushroom

Pharmaceutical companies have a long history of hunting for medicinal drugs, often in Indigenous cultures. Historian Lucas Richert tells the story of how one company went bioprospecting for peyote.More

man in color and shape

Tool-making? Agriculture? Language? French neuroscientist Stanislas Dehaene believes there’s an even more basic cognitive skill that gave humans an evolutionary jump start — geometry.More

Jordan Ellenberg, geometer

Math superstar Jordan Ellenberg reveals the geometrical underpinnings of pretty much everything — from pandemics to voting districts to the 14th dimension. If geometry is indeed "the cilantro of math," Ellenberg could convert even the most die-hard hater to the joy of shapes.More

A raven on a tree

Our producer Charles Monroe-Kane has a passion for ravens.  The raven has meaning for him from legend and art, to the point where he’s had one tattooed on his forearm.More

Stephen Alvarez — a National Geographic photographer and founder of the Ancient Art Archive — has spent years documenting ancient rock art around the world. He takes Steve Paulson on a long hike in the Cumberland Plateau, where they find an "unnamed cave" with 2,000-year old engravings.More

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