Popping a bottle of champagne that has been stored at 20 degrees Celsius (something one really ought never do) ejects a fleeting “mini-cloud” colder than ice and blue as the sky, awestruck scientists said Thursday.
Popping a bottle of champagne that has been stored at 20 degrees Celsius (something one really ought never do) ejects a fleeting “mini-cloud” colder than ice and blue as the sky, awestruck scientists said Thursday.