Why Rotten Eggs Float (and Fresh Eggs Sink)

To tell whether an egg is rotten or still good all you need to do is place it in a glass of water. Floating is a bad sign, but why?

Science Why Rotten Eggs Float (and Fresh Eggs Sink) One of the ways to tell whether an egg is rotten or still good is to use a flotation test. All you need to do is place the egg in a glass of water and then wait. Fresh eggs typically rest at the bottom of the glass, and bad ones float to the top. But why? READ NOW Advertisement READ THESE Why Hard-Boiled Egg Yolks Turn Yellow How to Cook an Egg With Alcohol (Instead of Heat) Yes, a Penny Can Make Your Wine Taste Better You are receiving this newsletter because you subscribed to the Today I Learned newsletter. If you wish to unsubscribe, please click here A Dotdash Brand 1500 Broadway, 6th Floor, New York, NY, 10036 © 2018 Dotdash - All rights reserved. Privacy Policy.