Bitterroot mountains

Montana’s frontier days were stuffed with gold, greed and political corruption — and all three played a part in drawing the state’s western boundary with Idaho. A listener wants to know how that squiggly line came to be. Find out now on The Big Why.

Two-dimensional sheets of transparent muscovite, a mineral in the mica family that once formed in layers on the ocean floor, adorn the cliffs and peaks of…

The difference in temperature between the crust, mantle and core creates an effect where hot molten rock, called magma, slowly moves toward the surface in…

As a bird biologist who studies bird songs, I immediately recognize most sounds I come across in nature: the winnowing of a Wilson’s Snipe, the smack of a…

Glaciers: they are sculptors, carvers and artists. When the Bitterroot Mountains, the Missions and the Rockies were raised from the floor of the ocean it…

As I split and stacked my winter firewood this fall in preparation for the long nights to come, trees in the surrounding forest were also preparing for…

A wildfire burning north of Hot Springs on the Flathead Reservation grew substantially over the past 24 hours, leading to the evacuation of one home.The…

Recently, the work of lichenologist Toby Spribille, a research professor based part-year at the University of Montana-Missoula, has upended the idea that…

The meeting room was crowded and restless when Bitterroot Valley resident Dennis Palmer rose from his seat and declared, “We don’t want the doggone…