Science writer Angier presents a celebration of the female body, beginning with the egg. She reveals the interactions between organ systems, arguing that these make us what we are, and explores oestrogen, testosterone, serotonin, adrenaline, the chemistry of orgasm, pregnancy and the menopause.Science writer Angier presents a celebration of the female body, beginning with the egg. She reveals the interactions between organ systems, arguing that these make us what we are, and explores oestrogen, testosterone, serotonin, adrenaline, the chemistry of orgasm, pregnancy and the menopause. Short-listed for United States National Book Awards: Nonfiction 1999.