Adrenaline increases the "alertness" of the nervous system, meaning it's ready to trigger muscle contraction. It also ...

A miscarriage can occur for a variety of reasons, but chromosomal abnormalities are a common factor. About half of all known miscarriages in the first or second trimester result from fetuses ...

A pregnant woman's blood sample taken in 1972 was mysteriously missing a surface molecule found on all other known red blood cells at the time.

This week in science: how eating meat could be associated with a longer life; a switch for fat cell production; how space ...

Here's some science trivia for you: unlike the inner retina in most animals (including us), birds' inner retinas function ...

People who are exposed to certain forever chemicals may be at greater risk of developing multiple sclerosis (MS), according to new research.

A study led by researchers at the University of Camerino in Italy found that the fatty insulation protecting neurons can be harmed when we go without sleep, compromising our mental processing.

A parasite that lives permanently in the brains of millions may not be as uniformly dormant as scientists once thought.

Cancer and Alzheimer's disease are two of the most feared diagnoses in medicine, but they rarely strike the same person.

Death statistics for 2025 are not finalized, but preliminary data suggest that around 3.05 million deaths have been recorded.

Scholars have, in fact, long debated whether or not the painting is a Raphael original. In 1667, the art piece was noted as ...

The powerful storms battering the Jersey Shore this winter have revealed the ruins of an old wooden ship buried beneath sea ...