montana

Efforts to start a class-action lawsuit against "Three Cups of Tea" author Greg Mortenson in Montana now include Illinois.

International oil companies hope to take over a two-lane highway so they can transport huge oil field equipment from Washington to Montana and Alberta in Canada.

Leaders of Montana and British Columbia said Tuesday they will ban drilling and mining in a remote valley along the US-Canada border that companies have tried to develop for more than a quarter century.

Applied Materials said Tuesday it offered to buy Montana-based Semitool for $364 million in cash, a move the Santa Clara company says will broaden its portfolio of chip manufacturing equipment.

Montana this month issued its first license for an industrial hemp-growing operation to a woman who said she wants to develop a domestic market for the plant despite federal law barring its cultivation.

A Canadian company is acquiring the Australian energy firm that has proposed a $7.4 billion coal-to-liquids plant on Montana's Crow Indian Reservation.