As the drummer for Blink 182 Travis Barker is one of the top-tier sticksmiths in the world today. And as the producer for ...

Travis Barker teased a new musical era for a beloved pop punk band while giving a tour of his studio. See what he said.

Serbian authorities deny they used sound cannon — a.k.a. sonic weapons — against Belgrade protesters. How would you know you had been hit?

But could it be used elsewhere? Businesses are looking at how to repurpose waste for the country's booming, and extremely resource-intensive, construction sector.