Another bad sign is when the yolk and white do not adhere to each other. Lastly, consider the smell—fresh eggs do not emit any odors, and under no circumstances should they have an unpleasant smell.

Even when it’s in the shell, a spoiled egg might have small cracks or a cloudy, powdery coating. This can be a sign of mold or bacterial growth. When an egg is cracked, keep an eye out for ...

If the egg floats straight to the top of the water, that's your sign that it has gone bad and should be thrown away. "This test works because air builds up inside the egg as it ages, making it ...

“That egg has gone bad. Bacteria has gotten inside it ... sour or gassy odor and super slimy texture are all signs a cracked egg has got to go. “Hard-boiled eggs that have been stored ...