For nearly two decades, the electric chamber music ensemble Bang on a Can All-Stars has been creating a rich tapestry of experimental instrumental and mechanical sounds. Download its new unreleased track, "Instructional Video," here.

The noise trio plays the Walter Reade Theater at Lincoln Center tonight. Download the Partytime remix of their track "Short Circuit."

The electronic experimentalist makes his debut at the Stone tonight. Download his erie track "Acid Folk 1."

The inventive, groove-centered D.I.Y. ensemble play Barbes tonight. Download their funk-inflected track "Space Kitty."

About 150 people gathered recently for a little face time with a mystery celebrity inside an 8x8 mirrored, Mylar box.

It was the first of four Friday performances of Starbox, the brainchild of experimental theater troupe Art.Party.Theater.Company.

The high priestess of the experimental has a new album out, and she performs at Le Poisson Rouge tonight. Download her biting track "Only an Expert."

The Finnish freak folk artist plays Issue Project Room tonight. Download her surreal track "Satu Tata."

The guitar wizard performs with his free jazz-rock outfit tonight at Le Poisson Rouge. Download the trio's fiery track "Floored."

The acclaimed classical composer (normally known as Du Yun) shows of her experimental electronic side tonight at Cornelia Street Cafe. Download her eerie track "Miranda" featuring cellist Matt Haimovitz.

The revered sarod player teams up with guitarist Joel Harrison for an evening of new compositions at Cornelia Street Cafe. Download his cryptic tune "Way of the Warrior."

Rafael Anton Irisarri, the reclusive ambient composer who performs as the Sight Below, plays Union Hall tonight. Download his serene track "Fervent."

Ambient composer Matthew Cooper, who performs under the moniker Eluvium, performs tonight at Le Poisson Rouge. Download his tranquil track "The Motion Makes Me Last."

The banjo visionary performs at an art show Sunday night at Vaudeville Park. Download his tripped-out track "Matter of Science."

This wild, experimental, genre-hopping group will be playing tonight at Zebulon. Download their maniacal track "Crazy Lady."

This artist/musician with a taste for experimental, melodramatic song will be performing tonight at Le Poisson Rouge. Download his grand track "Echo Round My Heart."

This experimental composer and performer will be appearing in a showcase for the Porter Records label tonight at Issue Project Room. Download his ominous original piece "Act 1."

This inventive percussionist usually jams behind a drum kit as one-third of Medeski, Martin and Wood. But tonight he'll take the lead at Rose Live Music in a solo performance. Download his enigmatic track "Strigongs."

Revolutionary bard Gil Scott-Heron is back with a new album, his first in 16 years. Download the haunting track "Where Did the Night Go," then see him tonight at the Blue Note.

This California quartet backs stirring spoken word with gritty rock. Download their rugged track "Manly," then see them play tonight at the Stone.

This Norwegian trio is hard to classifly, and that's what makes their music so captivating. Download their breathtaking track "Ursa Major," then see them perform tonight at Le Poisson Rouge.