Microglia (immune cells) and the RANK protein are essential for triggering puberty and maintaining fertility in the brain.

Project Hail Mary by Andy Weir is one of today's best science fiction books. While much of the science and math is great, it falls a bit when it comes to evolution.

Other penguins that have limited diets are more threatened by changes coming from a warming ocean and the makeup of the food chain. But king penguins — which are so abundant they are considered a ...

The kick-off signal for puberty begins in the brain. Specifically, in the hypothalamus, where specific neurons release a hormone that activates the hypophysis, at the base of the skull, which then ...

Nearly 40% of nonorganic fruits and vegetables grown in California contain traces of pesticides that are also PFAS, or "forever chemicals," according to a new investigation.

Thirty babies in a lifetime might sound unbelievable, but in the animal world, that number can be modest. Reproduction follows a clear biological pattern.

Amazon mollies don't need a man, and never will. A new study finds they can purge and repair genetic mutations that would otherwise plague a self-cloning species.

Some animals have reproductive strategies so extreme that they can lead directly to their own death. In certain species, intense mating competition or biological stress pushes the body beyond its ...

For the past decade, CERES TAG has worked alongside producers, not looking to replace traditional knowledge, but to ...

Including rare species of birds such as boat-billed herons, black-faced ibises and tawny frogmouths; zoo visitors can also see giant otters, Amur tigers, Malayan bears, giant pandas, and many other ...

In Lake Malawi, hundreds of species of cichlid fish have evolved with astonishing speed, offering scientists a rare opportunity to study how biodiversity arises.

Have you ever seen a litter of kittens where no two fur babies look alike? A mix of ginger, tabby, and maybe a black one?