Scientists crack egg forging evolutionary puzzle

As many humans prepare to unwrap their Easter eggs, scientists have solved one of nature's biggest criminal cases, an egg forgery scandal two million years in the making. Their findings suggest that the victims of this fraud ...

New view of germ cells

It has been accepted wisdom for decades that most animals create germ cells ― those cells that produce the eggs and sperm organisms need to pass on their genes ― in the same way.