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Try this at home: Why does Diet Coke float?

During Favorite Things this morning, Hoda demonstrated a science experiment her family tried over the weekend. Did you know that if you submerge a regular Coke and a Diet Coke in water, the Diet Coke will float while the full-calorie soda sinks? Hoda wasn't sure why, and asked our Facebook fans to weigh in.The answer is pretty simple: Regular Coke sinks because its contains high fructose corn syr

During Favorite Things this morning, Hoda demonstrated a science experiment her family tried over the weekend. 

Did you know that if you submerge a regular Coke and a Diet Coke in water, the Diet Coke will float while the full-calorie soda sinks? Hoda wasn't sure why, and asked our Facebook fans to weigh in.

TODAY

The answer is pretty simple: Regular Coke sinks because its contains high fructose corn syrup, which makes it denser than water. Diet Coke is artificially sweetened and does not. Mystery solved! But try it at home if you want to see for yourself.

Julieanne Smolinski is a TODAY.com contributor. She prefers to experiment with floating ice cream in her sodas.

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