...says the lamp - introduced in the 1960s - is now more popular than ever. "It's hip and trendy again," says Allison Guerriero, a company spokeswoman. While never out of production, the Lava Lamp sunk in popularity during the '80s, only...

...says the lamp - introduced in the 1960s - is now more popular than ever. "It's hip and trendy again," says Allison Guerriero, a company spokeswoman. While never out of production, the Lava Lamp sunk in popularity during the '80s, only...