When Max Koch opened a bottle of homebrew beer one afternoon in Göttingen, Germany, he wasn’t just cracking open a drink. He was launching a scientific experiment into one of the most familiar yet ...

Researchers analyze the acoustics and physics behind the sloshing and popping sounds that occur when opening a swing-top beer ...

"The pop's frequency is much lower than the resonation if you blow on the full bottle like a whistle," said Koch. "This is caused by the sudden expansion of the carbon dioxide and air mixture in ...