Lisbon, Portugal — The sound of a cork popping out of the end of a bottle ... carbon than it emits into the environment. "There is no best example of a carbon sink in a forest like the cork ...

The sound of a bottle popping may be a familiar harbinger of good, but the humble material behind the pop has more uses than ...

So what is it exactly that sends that cork flying? And what's the best way to pour your bubbly? This week, Reactions gives you plenty of champagne facts and tips to impress your fellow party-goers ...