The eye-catching Sphere is about to take it up another level as Clark County approved the one-of-a-kind venue to occasionally raise the volume of outdoor audio on Wednesday.

The Rhyolite Ridge lithium-boron mine project site is seen, on Thursday, Feb. 22, 2024, in Esmeralda County, Nevada. Rhyolite Ridge holds the largest known lithium and boron deposit in North America.

Lithium, much of which is mined outside the United States, serves as a crucial component in electric vehicle batteries and other green technologies. Rhyolite Ridge is expected to produce enough ...

The Rhyolite Ridge lithium-boron mine project site is seen, on Thursday, Feb. 22, 2024, in Esmeralda County, Nevada. Rhyolite Ridge holds the largest known lithium and boron deposit in North America.