> "It's a rather horrifying fact that every day in hen hatcheries around the world, all male chicks are tossed alive into a grinder. A new system could keep tho

> "It's a rather horrifying fact that every day in hen hatcheries around the world, all male chicks are tossed alive into a grinder. A new system could keep those chicks from ever existing, by analyzing the scent of eggs to ascertain the sex of the embryo inside." It's a heartwarming story of one scientist's journey to invent egg sniffing robots to keep male chicks out of the chick-grinding machine.