An intriguing religious issue is raised by an odd space-age colloquy in mid-February between Barack Obama and Donald Trump. Out of the blue, political podcaster Brian Tyler Cohen asked Obama, “Are ...

A new study found that when Neanderthals and early humans interbred — a known phenomenon between the two species — most pairings appear to have involved Neanderthal males and human females. This may ...

Geneticists have a better understanding of how prehistoric pairings unfolded, with new research suggesting they were mostly ...

If more human females mated with Neanderthal males than the other way around, over thousands of years you would expect to see ...

A preference for pairings between male Neanderthals and female Homo sapiens may answer the question of why there are "Neanderthal deserts" in human chromosomes.

Genetic evidence hints that there was a strong bias for male Neanderthals and female humans to mate, rather than any other combination ...

The human brain undergoes an extraordinary transformation before and shortly after birth, yet much of this process has remained difficult to observe. By combining prenatal and postnatal brain imaging, ...

Men assess potential rivals that have a larger penis as more of a threat, both physically and sexually, according to a study by Upama Aich at the University of Western Australia and colleagues, ...

Examples of the computer-generated, male figures used in our study. Men assess potential rivals that have a larger penis as more of a threat, both physically and sexually, according to a study by ...

When we imagine alien life, we picture monsters, insects, or tentacles—but what if the most realistic aliens are human-like? Evolution tends to solve the same problems with similar designs, and ...

A new paper posits that advanced alien civilizations may communicate through subtle flashes, like fireflies do on Earth. The thought experiment suggests that we need to avoid human biases in our ...