Including everything from mad scientists to robotic villains, awe-inspiring heroes, and even iconic movie monsters, these are ...

During pregnancy, maternal and fetal cells migrate back and forth across the placenta, with fetal cells entering the mother's bloodstream and tissues ...

Treponema pallidum, a microorganism that can cause a deadly sexually transmitted disease in humans, may have a far more ancient lineage than scientists once thought ...

An ancient DNA analysis of a 5,500-year-old human skeleton reveals that an ancestor of the bacterium that causes syphilis was ...

Using NASA's Transiting Exoplanet Survey Satellite (TESS), an international team of astronomers has discovered a new extrasolar planet orbiting a sun-like star. The newfound alien world, designated ...

When we imagine alien life, we picture monsters, insects, or tentacles—but what if the most realistic aliens are human-like?

Language and radio signals may not matter to aliens. Instead, they might be using patterns to leave a biological fingerprint.

If aliens disclose tomorrow, is it 'Arrival''s calm contact, 'Don't Look Up''s denial, or 'Independence Day''s invasion? We break down the real scenarios fans are debating.

The newly described specimen is a partial left mandible plus a molar crown, dated to about 2.6 million years ago using multiple methods, making it one of the oldest Paranthropus fossils known. The ...

There are plenty of great sci-fi movies to bring you the same sense of awe or ecological message as Avatar: Fire and Ash.

In a paper published in Nature, a team led by University of Chicago paleoanthropologist Professor Zeresenay Alemseged reports ...

A fossil jaw of a distant human relative was discovered much farther north than previously thought possible, revealing new ...