Unfortunately, all walls are somewhat flexible. Any motion caused by sound striking one side of the wall will result in sound radiated by the other side, an effect called coupling. If the sound hits a resonant frequency, the wall will boom like a drum. Most isolation techniques are really ways to reduce coupling and prevent resonances.As an example

Matching Theodore's massive beats with De La Rocha's fuzzed-out keys and typically incisive vocals, the duo crafted a stripped-down sound that harked back to Rage's rawest, most urgent material. According to Tim Commerford, a new album is in the works, but details are sketchy. Still, the mutual respect between the pair

"A lie is a lie/This god is an eagle/Or a condor for war and nothing more," he yells before DJ Shadow showcases his turntablist expertise on the outro. Just a year prior, the duo worked together on Shadow's "Disavowed," a B side on which Do La Rocha played the drums and is also credited with co-production.Now that he’s staying on the

Matching Theodore's massive beats with Do La Rocha's fuzzed-out keys and typically incisive vocals, the duo crafted a stripped-down sound that harked back to Rage's rawest, most urgent material. According to Tim Commerford, a new album is in the works, but details are sketchy. Still, the mutual respect between the pair

So much has changed. When you get older, you look back on tensions and grievances and have another perspective on it. I think our relationship now is better than it's ever been. I would even describe it as great.Now that he’s staying on the sidelines while his bandmates revive their incendiary songs with help from Chuck D and B-Real during a