Betsy Trice: The pip is the very first crack in the shell that you’ll see. And the chicks create this from something called an egg tooth. It’s a little hard growth that’s on the tip of their beak. And ...

Researchers have developed a method for culturing fertilized chick eggs without their shells. The eggs were placed in an artificial culture vessel made of transparent film, allowing for real-time ...

Eggs, as reproductive structures, existed long before the emergence of modern birds, including the so-called domestic chicken. Dinosaur egg fossils show that egg-laying preceded the emergence of ...