Science

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.

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.”

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.

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. 

sunset

The knowledge about many psychedelics comes from Indigenous cultures — which raises ethical questions for the Western scientists studying them. Can psychedelics be decolonized?

Geologist Marcia Bjornerud has a profound understanding of Earth's deep history. The author of "Timefulness," she says geologic literacy would give us a much healthier sense of time. 

TTBOOK and CHN present Deep Time

Are you ready to think in centuries instead of seconds? Eons instead of hours? It’s time to throw away your watch and make thousand-year plans. And appreciate how Earth keeps time. 

TTBOOK Presents Luminous with Gul Dolen

Gul Dolen is a pioneering neuroscientist who's investigating the “critical periods” of psychedelics, including studies where she's given MDMA — also known as “Molly” — to octopuses.

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