Lewis and Clark’s expedition is the stuff of American legend. Craig Fehrman’s new book highlights the people who helped make the journey possible.

Justin R. Garcia is the director of the Kinsey Institute, the famed sex research institution. He’s joining us to talk about his new book, “The Intimate Animal.”

These days, we take the polarization of faith in America for granted: Christians are mostly conservative, and liberals are hardly religious at all. But it wasn’t always this way.

The Stratos Project, a massive data center planned for Box Elder County, has run up against equally massive public opposition, even as state officials champion its benefits. A panel of local journalists joins us to help make sense of the debate.

The chronically-online young men pushing Republicans further right are called “Groypers.” The journalist Antonia Hitchens explores their extremist agenda.

Coltan Scrivner studies why some of us are drawn to look at gruesome things. He calls it morbid curiosity, and he says it’s not a bad thing.

The linguist Valerie Fridland says everyone has an accent, whether they think so or not. Her new book is about how the different ways we talk shape our lives.

There’s emerging evidence of the health benefits of getting hot and working up a sweat. Author Bill Gifford’s book makes the case.

Daryl Lindsey is a sustainable landscaping expert. With spring here, and a worrisome winter in the rearview, she joins us to talk about this year’s growing season.

The hunt for critical minable resources is heating up in Utah, and would-be extractors have found a legal loophole to get around federal mining laws. Journalist Lauren Steele shares her findings.