If it’s possible to put plants to sleep using anesthesia, what does that say about whether they’re conscious? Can they feel pain? The author Michael Pollan explores this “spooky and interesting” discovery on “The Ezra Klein Show.”

Michael Pollan, a science writer, spent five years trying to understand how consciousness worked.

© The New York Times

Michael Pollan, a science writer, spent five years trying to understand how consciousness worked.

Experts use artificial intelligence to analyze data, plus thousands of crowdsourced photos, to forecast the prized flowers, which are a multibillion-dollar attraction.