High Line designers Diller Scofidio + Renfro have unveiled their "veiled" new Broad Museum for Grand Avenue. But can architecture alone fix what ails Grand Avenue? Find out from architect Elizabeth Diller, critic Sam Lubell and Councilwoman Jan Perry. Plus, science researcher Richard Seymour on the dirty story of rare earths, hidden behind our clean technologies and glistening gadgets. And Art Center's Tim Durfee on the show that explores how fantasy feeds real world design.

2010 was hard on the design and construction industry in LA. But at the end of a difficult year, DnA looks at the upside and finds the place with "no there there" uniting around a quest for community. LA design experts share their favorite projects. Later, design by women for women at the Downtown Women’s Center. Finally, designer Raul Rodriguez, and others discuss the collective design spirit that animates the Rose Parade.

The quintessential American car is large and luxurious, but one Detroit giant hopes to change that perception. GM designer Niki Smart talks about rethinking the Cadillac for urban centers. Then, LA Metro’s Paul Taylor discusses an LA-Beijing alliance aimed at getting people out of their cars. In the second half of the program, the new home of the Los Angeles Museum of the Holocaust in Pan Pacific Park has opened. Bobbye Tigerman recounts her grandfather’s role in founding the museum, and architect Hagy Belzberg explains how he uses design to educate young Angelenos about that atrocity.

After a lengthy and costly redesign process, Gap unveiled a new logo, to outrage from customers. So they went back to the old one. Frances Anderton talks with branding consultant Sasha Strauss and graphic designer Michael Hodgson about logos. Also, industrial designer Yves Béhar on a Herman Miller chair for our times.

Renzo Piano's new Resnick Pavilion opens soon at the Los Angeles County Museum of Art. LACMA director Michael Govan discusses how it fits into his art and architecture vision for the campus, and architecture writer Sam Lubell explains why Piano is the go-to architect for so many art museums. Plus, Mayor Antonio Villaraigosa, Stewart Reed and Amanda Bromberg discuss CicLAvia, biomorphic bikes and the joys and challenges of urban cycling in LA.

John Leighton Chase was a fantastic character and dear friend to many. He also worked below the radar to make a profound impact on West Hollywood, where he was urban designer. John died suddenly last week at the age of 57. Frances Anderton remembers him with Ann McIntosh of the City of West Hollywood; Richard Loring, developer; Alan Hess, architecture historian; Margaret Crawford, professor of architecture. Also, we get under the surface of Mad Men's costumes with Emmy-nominated costume designer Janie Bryant.

What's the connection between a new fan and a house in Malibu? Airplane technology. Find out when Frances Anderton talks to James Dyson about his new air multiplier, and to David Hertz about a house made of a mothballed Boeing 747. Plus, California Design and a conversation with Rose Apodaca, Alissa Walker and Stewart Reed about what you'll find at the new Biennial at the Pasadena Museum of California Art. 

Los Angeles is a hot place and the sun can be dangerous, but LA has a puzzling aversion to shade. Find out why with Jane Houlihan, Emily Green, James Rojas and Lorcan O’Herlihy. Also, Christopher Hawthorne and Coralie Garandeau discuss Eli Broad’s latest project and why the French find him fascinating. And Michael Sylvester has the highlights at Dwell On Design.

Today on DnA, oil, plastic and the stuff that surrounds us. As oil

The Apple brand has become so powerful that its Manhattan store is a tourist landmark. What's the secret to turning customers into devotees? Andrew Blum and Sasha Strauss join Frances Anderton for a discussion on Apple-worship and the art of branding.