Radiation and microgravity are two of the greatest hazards to astronauts’ reproductive health. “Space radiation can damage ...

Plastic waste consumed by stray cows is emerging as a serious threat not only to animal health but potentially to human ...

A duplicated gene evolved into a switch that determines sex in frogs, revealing how evolution can safely reshape critical ...

Larger penis size influences female attraction and male rival threat perception, highlighting how sexual and competitive pressures together shaped human sexual evolution.

Despite decades of independent progress in population ecology and movement ecology, researchers have lacked a theoretical ...

The work, recently published in Nature Communications, addresses a long-standing puzzle in breast cancer biology. Scientists have known that while aging increases breast cancer risk, having a ...

How climate change and human psychology make this cold snap feel so harsh - The frigid weather gripping much of America is ...

A new study by cell biologists at the University of California, Santa Cruz, suggests that an early first pregnancy may ...

Objective To compare the diagnostic accuracy of minipad collected menstrual blood versus clinician collected cervical samples to test for human papillomavirus (HPV) in the detection of cervical ...

For decades, scientists have tried to answer a simple question: why be honest when deception is possible? Whether it is a peacock's tail, a stag's roar, or a human's résumé, signals are means to ...

New study by UC Santa Cruz team discovers that early pregnancy in mice reduces buildup of ‘confused’ cells that could lead to breast cancer later in life ...

Why do we sometimes keep eating even when we're full and other times turn down food completely? Why do we crave salty things ...