Originally Posted by
SewingSew
If you wonder if your eggs are still fresh enough to eat, put them in a pot of water. The fresh ones will sink to the bottom and the others will float to the top. This is due to gas being released when the egg is turning bad.
Yes, an old egg will float. That's because air (or gas) forms inside the egg as it ages, not necessarily bad yet. But that doesn't mean the egg is unusable. If the egg smells OK when you break it open, it's OK to use. I try to use this kind in baking.