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'A World Appears': Best-selling author Michael Pollan explores consciousness

What happens when we open our eyes? Is consciousness something that can be pinpointed and studied? These are the questions science author Michael Pollan explores in his new book.
Here & Now's Indira Lakshmanan talks with Pollan about "A World Appears: A Journey into Consciousness."
Book excerpt: 'A World Appears'
By Michael Pollan
Excerpted from "A World Appears: A Journey into Consciousness" by Michael Pollan. Copyright ©2026 by Michael Pollan. Published by arrangement with Penguin Press, an imprint of Penguin Publishing Group, a division of Penguin Random House LLC.
This segment aired on February 26, 2026.