When soda companies add carbon dioxide gas to a soda mixture, the water is very cold so it can hold a lot of gas. They also use pressure to put more gas in the water than it could normally hold at ...

As you chew, the sweetener and flavoring dissolve in your saliva and spreads over your tongue. Yum! Eventually most of the sweetener and flavoring slide down your throat with your saliva and the great ...

Science News and our parent organization, the Society for Science, need your help to strengthen environmental literacy and ensure that our response to climate change is informed by science.