A Reddit user boiled penguin eggs which turned see-through rather than opaque like chicken eggs. This happens due to the ...

Imagine cracking open a boiled egg, only to find the whites aren't white at all - but completely see-through. That is exactly what a viral Reddit post claims happens when you boil a penguin egg.

It is one of the most basic tasks possible in the kitchen. But it turns out you've probably been boiling your eggs all wrong. Scientists have worked out the best way to boil an egg evenly so the ...