Kate Beckinsale shared an unexpected story during a recent appearance on “Jimmy Kimmel Live!” The 52-year-old actress claimed that her daughter, Lily Mo Sheen, 26, is dating a man who has laid eggs.

NEW YORK — A person who traveled to El Salvador has been diagnosed with New World screwworm — the first reported U.S. case tied to travel to a country with a current outbreak. The Centers for Disease ...

Female lineages of European cuckoos lay eggs with colorful shells and intricate patterns specialized to deceive more than 100 avian hosts into fostering their chicks. Parasitic cuckoo eggshells show ...

For the first time, scientists have created fertilizable human eggs from skin cells—an advance that the researchers say could pave the way for new infertility treatments, though the technology remains ...