Scientists say they've cracked the code for boiling the perfect egg. It's a recipe you can test for yourself — though the timing isn't ideal with soaring egg prices in the United States from a bird flu outbreak.

If you have the patience to repeatedly switch an egg between a hot and a colder pan, you'll be rewarded with an amazing taste and texture, say physicists

Researchers claim that 'periodic cooking' is the optimal solution for evenly boiling an egg's yolk and white, allowing for optimal cooking of the egg in all its parts.