Homosexual behavior in primates has a deep evolutionary basis and is more likely to occur in species that live in harsh ...

A new study theorizes that evolution ticks at different speeds, especially when a big group of organisms first appears.

A controversial idea in evolutionary biology argues that genes—not individuals or species—are the true drivers of natural selection, reshaping how scientists explain altruism, behavior, and even the ...

Abstract: With the rapid advancement of free-to-play games featuring in-game payments, the loot box sales model challenges traditional fixed-price purchases by stimulating players’ psychological ...

Emerging research reveals that organisms may never fully catch up to their changing environments, opening new questions about how evolution really unfolds. Credit: Stock New research challenges the ...

For a long time, evolutionary biologists have thought that the genetic mutations that drive the evolution of genes and proteins are largely neutral: they're neither good nor bad, but just ordinary ...

Assembly Theory is a way to understand how the complexity of life emerged through a mechanism of “self-assembly.” It could explain how life formed on Earth—or other planets—via the shortest path to ...

It’s widely accepted conventional wisdom that when it comes to creative works—TV shows, films, music, books—consumers crave an optimal balance between novelty and familiarity. What we choose to ...

One hundred years ago, the small town of Dayton, Tenn., became the unlikely stage for one of the most sensational trials in American history. A local substitute teacher, John Scopes, was charged with ...

The Indigenous peoples of the Bolivian highlands are survivors. For thousands of years they have lived at altitudes of more than two miles, where oxygen is about 35 percent lower than at sea level.