It’s not usually a big deal, unless you accidentally crack a double yolk into your batter. To avoid that, always crack eggs into a small bowl first. If you find a double yolk, you can weigh the yolk ...

Splash tetras lay their eggs outside of the water, but how do they do this, and why? Learn more about their unique ...

Contrary to long-standing assumptions, human egg cells stay pristine for decades not by ramping up waste disposal, but by ...