From what we eat to what we breathe in, exposure to microplastics is constant. Now, experts are looking at what that means ...

New research challenges long-standing assumptions about human evolution, revealing that natural selection has been more ...

In the case — titled Allegheny Reproductive Health Center v. Pennsylvania Department of Human Services — the court recognized ...

Scientists have uncovered a surprising new picture of human origins that challenges the long-held idea of a single ancestral ...

One of the great tragedies of the 21st century,” Nan Schaffer once said, “will be humanity’s homogeneity.” The remark was ...

Scientists analyze 22,000 genomes documenting hundreds of genetic changes due to natural selection over the past 10,000 years ...

For example, right before females ovulate — when estrogen reaches its peak — they tend to be more physically active. The ...

Each month during a woman's menstrual cycle, an ovary prepares 10–20 antral follicles, fluid-filled sacs that hold immature ...

Higher consumption of ultraprocessed foods may lower fertility in men and women and slow human development, according to two ...

Why the Human Brain Grew So Large, Explained by Science What we know about the White House Correspondents' Dinner shooting Jelly Roll says he 'lost his way' after shedding over 200 pounds, reveals how ...

Having a baby in space may require a bit more direction, with new Adelaide University research revealing the navigational abilities of sperm are negatively impacted by a lack of gravity. Researchers ...

Have you ever heard two or more women say they're on the same cycle? This is a common claim among women who live together, for example in a family or as housemates. This idea that people menstruate, ...