Humans don’t have a defined mating season like deer or wolves. Here’s how evolution blended biology, culture and social life into year-round intimacy.

Females carry two X chromosomes, and males carry one. Therefore, if Neanderthal males and modern human females were mating ...

A staggering 840 million women and adolescent girls worldwide have experienced physical violence, sexual violence, or both by an intimate partner or sexual violence by a non-partner at least once in ...

The dairy industry uses cows to make two things: milk and baby cows. The milk, we know its fate. But what of those 9 million ...

When people talk about saving wildlife, they often focus on numbers. Conversations center on how many deer live in a forest, ...

New treatments for male infertility could widen therapeutic options and possibly shift the treatment burden from women.

Baby dinosaurs weren’t coddled like lion cubs or elephant calves—they were more like prehistoric latchkey kids. New research ...

Long before today’s tree-dwelling sloths, a 4-ton giant roamed South America — and it may have stood and fought like a bear.

The Atacama Desert is one of the driest places in the world. Some areas get very little rain each year. The soil is salty, and in some places it even contains harmful elements like arsenic.

A wave of violence inside and outside prisons drew attention to President Bernardo Arévalo's fragile political balancing act ...

Drone footage of a Grimmius facility. The skinny white rows in the foreground are rows of calf hutches; the area of thicker rows behind them are group pens for calves moved out of individual hutches ...

From the traditional types of jutsu from Naruto to the game-changing shinjutsu from Boruto, uncover all the mysteries behind ...