John Adams's opera The Death of Klinghoffer received its long-awaited London premiere by the English National Opera this past weekend. The production, led by conductor Baldur Brönniman and director Tom Morris has received tremendous attention in the British press. The Times gives the production a four-star review and calls the opera "a serious work of art" and the production "absorbing and provocative." The Guardian calls it “a major achievement,” in a four-star review, and an editorial in the same paper describes the opera as “a serious, beautiful and nuanced work that engages with one of the intractable tragedies of our era.” The Financial Times calls the piece "Adams at his best."

Carolina Chocolate Drops’ new album, Leaving Eden, is out today. Rolling Stone, in a four-star review, says that the album “grows handsome fruit from a nation's tangled roots,” calling the record “a lesson in 21st-century American folk.” The  Los Angeles Times notes that “band spends much of this very fresh-sounding album aligning itself with traditional values.” USA Today notes that the group “may take their cues from 1920s string- and jug-band music, but they're simply a great band.”

John Adams's opera The Death of Klinghoffer, featuring a libretto by Alice Goodman, receives its London premiere in performances by the English National Opera starting this Saturday. Director Tom Morris (War Horse) makes his opera directing debut. Following the 1991 premiere of The Death of Klinghoffer, the New York Times said the work “transmutes contemporary history into operatic poetry.” Adams and Goodman recently spoke with BBC Radio 3's Music Matters about the opera and the controversy that surrounds it. Morris does so as well in a video you can watch here.

Philip Glass turned 75 last month and celebrated in style with birthday concerts at (Le) Poisson Rouge and Carnegie Hall. There's much more to come this weekend with the Tune-In Music Festival's Celebrating the American Icon: Philip Glass at 75, a four-day event comprising five programs at NYC's Park Avenue Armory, featuring Glass’s own music, including his landmark piece Music in Twelve Parts, as well as music, poetry, and art created and performed by those who influenced him and those whom he has influenced throughout his career.

Randy Newman launches a month-long tour of Europe with a performance at the Sage Gateshead in England tonight, followed by performances in Glasgow, London, Dublin, and throughout Belgium, Germany, Netherlands, Denmark, and Switzerland. Newman tells the Daily Telegraph about touring: "It keeps me sharp. I worried that there is evidence that says people do their best work before they are 30. But I’m as good or better. I haven’t changed a great deal from when I wrote my first song when I was 23.”

Punch Brothers celebrated the release of their new album, Who's Feeling Young Now?, with a special set at NYC's intimate Rockwood Music Hall last night that was captured in photos by Brooklyn Vegan. The band launches its North American tour outside Boston this Thursday. While in Paris last month, the band met up with the folks at Rolling Stone France to perform a short set. You can watch their performance of the album's title track here.

Carolina Chocolate Drops' new album, Leaving Eden, is due out next week on CD with vinyl to follow on March 20. Catch a sneak peek in a new video preview featuring the band's take on the Hazel Dickens tune "Pretty Bird" here. In the UK, the Independent on Sunday gives the album four stars. The band appeared on BBC Radio 6 Music's The Huey Show, discussing and performing songs from the new album, and are featured in The Arts Desk and the Guardian, which describes their sound as "a form of old-time jug band blues played with contemporary R&B attitude."

Björk played the last of her NY Hall of Science shows of her NYC Biophilia residency last weekend and plays the first of five nights at Roseland Ballroom tomorrow. NPR's All Songs Considered spoke with app developer Max Weisel, who plays the project's custom-made instruments onstage, including musical Tesla coils. Weisel gives Bob Boilen, host of All Songs Considered, a tour of the stage set-up and a demonstration of how it works. Watch it here. In this week's issue of The New Yorker, Björk talks with Alex Ross about the educational component of the project for public school students.

Carolina Chocolate Drops, Punch Brothers, and The Low Anthem have joined celebrated Irish band The Chieftains to mark that group's 50th anniversary with a new album, Voice of Ages. The album, produced by T Bone Burnett, finds The Chieftains performing with these three Nonesuch artists as well as Bon Iver, The Civil Wars, The Decemberists, and others. The New York Times calls it "an album of collaborations with some of the hottest young folk, country, bluegrass, rockabilly and indie-rock talents on both sides of the Atlantic." The Low Anthem will be The Chieftains' special guests on stage at Carnegie Hall on St. Patrick's Day.

The Black Keys visited the BBC's Maida Vale studios earlier this week for a special episode of BBC Radio 1's Zane Lowe show, which included a 40-minute set for a live studio audience that was webcast live. You can watch their performance of "Lonely Boy" here. This Sunday, CBC Television in Canada will be airing a feature-length interview The Black Keys gave CBC Radio Q; watch a preview here.

Ry Cooder, having just premiered one new song, “Going to Tampa,” has now lent another new song, “The Mutt Romney Blues,” to a short satirical video by the progressive activists Brave New Films. The song and video tell the now well-known tale of the unusual al fresco car ride of Mitt Romney’s dog, only this time from a decidedly different perspective: that of the trusty pooch himself. This dog’s tune is, of course, a blues. Watch the video here.

Steve Reich will make a rare visit to Australia this April for the launch of a new series at the Sydney Opera House called The Composers. From April 26 to 29, the House will stage The Composers: Steve Reich in Residence, featuring a workshop with students from the Flagship Sydney Youth Orchestras, a conversation at Sydney Opera House, and a culminating performance by Synergy Percussion, eighth blackbird, and others.