In an essay, health journalist Meghan Rabbitt shares overlooked health facts that she uncovered while reporting her new book, ...

Ducks evolved reverse spirals and sperm storage that give females surprising control, challenging long-held assumptions about ...

Implantation occurs about 10 days after ovulation and marks the beginning of pregnancy. Signs you are in the implantation phase may include light bleeding, fatigue, and mild cramping. Tracking your ...