World Cafe

Harriet blends Americana and electronic music to create a sound that embodies the L.A. rock scene: Its debut EP, Tell the Right Story, sounds like a chillwave re-imagination of Kings of Leon or The National. The group combines hoarse vocals, dramatic riffs and electronic flourishes on its debut — available for free on Harriet's website, though probably not for long.

This episode of World Cafe honors the alternative rock movement of the 1990s, with six artists who rose to mainstream success: Kristin Hersh, Belly, Liz Phair, Evan Dando and Juliana Hatfield, and Matt

On Nada Surf's new album, The Stars Are Indifferent to Astronomy, the long-running band alternates between infectious optimism and sweet sadness. In spite of countless label changes, the group has remained remarkably consistent in its 20 years together: Blending good-natured affirmations with catchy pop-rock hooks, Nada Surf sounds like a bunch of fresh-faced kids, albeit unusually wise ones.

Formed by four Peruvian high-school friends in 2001, Novalima has been making traditional music sound sultry and modern ever since. In the past decade, the group has grown to a nine-piece band that's helping change the way the world thinks about world music.

After first coming together as a trio at Cardiff University in 2006, Los Campesinos! has blossomed into a septet with a reputation for lively indie-rock, in the spirit of everyone from Modest Mouse to Broken Social Scene to Belle and Sebastian. The generous joy in the Los Campesinos!