It was relaxing, and very much in line with the prog-rock feel of the first Mass Effect.

FORBES: Mass Effect, Web Campaigns and the Five Stages of Bereapment

The song "Connjur, " in particular, is reminiscent of another sibling vocal duo in a '70s prog-rock band, called Gentle Giant.

NPR: School Of Seven Bells: Blurring Life And Art

With songs that mash together dark psychedelia, sunny chamber-pop and heroic prog-rock riffs, the album builds slowly from introspective beauty to fiery intensity.

NPR: The Besnard Lakes: Filling The Room With Sound

Hungry Bird, once billed as Clem Snide's swan song, is a sprawling bit of post-apocalyptic prog-rock, while The Meat of Life polishes its predecessor's weird edges to a smooth and appealing shine.

NPR: Exclusive First Listen: Clem Snide

Blitzen Trapper is known for a dizzyingly rapid-fire approach to its musical influences, channeling both the ramshackle slacker assault of Pavement and the roots-rock swagger of Creedence Clearwater Revival, all while throwing in psychedelic prog-rock riffs and ferocious punk energy.

NPR: Blitzen Trapper Finds a Down-Home Vibe

The quartet Alt-J, whose "An Awesome Wave" won last year's Mercury Prize as Britain's best album, did much with little on stage as odd two-part vocal harmonies, a gently picked electric guitar, lush synth lines and syncopated percussion coalesced into a distinctive blend that united folk, prog rock, electronica, show tunes and hip-hop.

WSJ: The State of Things | Coachella Valley Music & Arts Festival | Jim Fusilli