Insect glands are responsible for producing a host of secretions that allow bees to sting and ants to lay down trails. New research focuses on secretions from glands in the reproductive tract that ...

The hypothalamus and pituitary glands are essential components of the endocrine system, playing an indispensable role in regulating bodily functions, including male reproductive health. Sperm and male ...

Hyperspermia is a rare condition that causes males at birth to ejaculate larger than average amounts of semen, the fluid emitted during orgasm. The exact cause of the condition is unclear, but a ...

Male fertility is controlled by a Zn 2+-dependent short circuit of the Krebs cycle within prostate epithelial cells Homeostasis of the prostate epithelium is reliant on the intracellular ...

Thyroid disorders are far more common in women than men, and their impact goes well beyond weight changes or fatigue. In ...

The scrotum is a mystery. Why do most male mammals have their reproductive glands so vulnerably located in a sack of skin and muscle outside the body? According to new research, the answer might be ...

Early in fetal development, a mass of cells known as the bipotential gonad has the possibility of giving rise either to ovaries or testes, reproductive organs that contribute to many of the ...

Despite its importance, the prostate gland in an adult man is only about the size and shape of a walnut and weighs less than 1 ounce (20 to 30 grams). It is located below the bladder, above the pelvic ...

Excerpted from Silent Sparks: The Wondrous World of Fireflies by Sara Lewis. Copyright © 2016 by Sara Lewis. With permission of the publisher, Princeton University ...

The humans use sexual mode of reproduction. The reproductive systems in human beings become functional or start functioning at a definite age called puberty. In complex multicellular organisms like ...

Serge Voronoff, the Russian surgeon of Paris who leaped into notoriety about three years ago with his gland transplantation experiments, came into his own at the International Congress of Surgeons in ...