The San Francisco Symphony has announced its 2010-11 season, which will feature the return of composer John Adams as a featured composer. Adams will conduct the SFS in multiple performances of El Niño starring Dawn Upshaw this December. Also part of the focus on Adams: an SFS performance of Harmonielehre, led by Music Director Michael Tilson Thomas, and an all-Adams chamber music concert featuring members of the orchestra.

The Black Keys are set to release their sixth full-length album, Brothers, May 18 on Nonesuch Records. The band recorded the bulk of the album at Alabama's legendary Muscle Shoals Sound Studio with additional sessions at Dan Auerbach’s Easy Eye Sound System in Akron and The Bunker in Brooklyn. The Black Keys will support Brothers with a tour that includes a sold out performance at Central Park’s SummerStage in New York in July.

Leave Your Sleep, Natalie Merchant's first studio album since 2003, is due out April 13 on Nonesuch Records and is now available for pre-order. This release is the culmination of six years of research and collaboration and is, in her words, “The most elaborate project I have ever completed or even imagined.” In a Nonesuch Store exclusive, the first 500 orders are available with a limited-edition, signed print of Merchant. [Update: These prints are no longer available.]

As the world's Olympic athletes bid farewell to Canada, Wilco too will soon say adieu as the band's TransCanada Tour concludes this week. The next leg of the tour begins soon, and new dates have just been added to the European tour in September. Before then, Glenn Kotche will join Mario Batali for an event to benefit eighth blackbird. And a song from Wilco's 2009 tour stop at Bonnaroo is available for free with your support of the current climate change bill.

The Magnetic Fields have been in the Pacific Northwest all week performing for sold-out crowds in Portland and Seattle. Seattle Weekly called the first Seattle show "a night filled with uncommonly brilliant artistry." The band heads next to the Bay Area for two Noise Pop festival shows in Oakland and San Francisco, a DJ set from Stephin Merritt at Amoeba, and a sneak preview of the documentary on the band, Strange Powers.

The Low Anthem began its ten-city tour with The Avett Brothers last night at Ohio University. The band is the subject of a feature article in the Boston Phoenix, on the front cover of the Providence Phoenix, giving a tour of the pasta sauce factory where they're recording their new album and a taste of what's to come, with a song the paper calls "a jaw-dropper ... complete with a rumbling finale unlike anything in the TLA catalog."

Today marks the start of the Carolina Chocolate Drops' US tour, featuring music from the band's Nonesuch debut, Genuine Negro Jig, which landed at No. 1 on Billboard's Bluegrass chart. "To paraphrase Rakim’s immortal words," says Paste, "these Drops ain’t no joke." They are, in a phrase, "the genuine article." There's also a Q&A with band members in North Carolina's Yes! Weekly and a recent appearance on BBC Radio 3's World on 3.

The 2010 South by Southwest festival is set to get under way March 12 through 21 in Austin, Texas, with a number of Nonesuch artists—The Low Anthem, Christina Courtin, and the Carolina Chocolate Drops—have already been tapped to perform. Also, SXSW will screen Ride, Rise, Roar, a new concert film following David Byrne on his 2008-09 tour The Songs of David Byrne & Brian Eno.

Dawn Upshaw has renewed her artistic partnership with The Saint Paul Chamber Orchestra for the next three seasons. She began her partnership with the orchestra in the 2007-08 season and will now continue through the 2012-13 season. In the 2010-11 season, Upshaw joins the SPCO for a world premiere by Gabriela Frank plus works by Berio and Mahler. Also next season, Brad Mehldau will join the SPCO for the world premiere of his Highway Rider.

Kronos Quartet begins its four-night residency at San Francisco's Z Space @ Artaud tonight. Each of the four performances offers a different program, featuring Jon Rose's Music from 4 Fences plus works by Terry Riley, a piece by composers from the Kronos: Under 30 Project, and other commissioned works. Plus: Kronos buttons aplenty (pictured). SF Weekly recommends tonight's show as "a rare treat indeed."

The Carolina Chocolate Drops begin their US tour in Danville, Indiana, this Thursday, playing music from their Nonesuch debut, Genuine Negro Jig, and have now added a number of new dates, including a return to the Black Banjo Gathering, where they first met in 2005. The AP says, "The Carolina Chocolate Drops rise above easy classification ... using the blues as filtered through the unique Piedmont string band movement as a stepping stone to something more," calling Rhiannon Giddens' voice "a revelation, both modern and timeless."

The Metropolitan Opera has announced its 2010-11 season, which features the Met premiere of John Adams's Nixon in China. The composer makes his Met debut on the podium conducting the Met premiere of the opera. It also marks the Met directorial of Peter Sellars, who led the 1987 world premiere of Nixon in China at the Houston Grand Opera. James Maddalena returns as Nixon, the role he originated and sang on the Nonesuch recording.