Beluga whales avoid inbreeding by switching partners over time, helping a small, isolated population stay genetically healthy ...

A new study suggests humans belong in an elite “league of monogamy,” ranking closer to beavers and meerkats than to ...

In the icy waters of Alaska’s Bristol Bay, beluga whales rely on an unexpected survival strategy: sharing mates over many ...

Ducks evolved reverse spirals and sperm storage that give females surprising control, challenging long-held assumptions about ...

The sharp, elongated bills of green hermit hummingbirds aren’t just fine-tuned for feeding; they also allow males to joust like knights over mates The iridescent green hermit hummingbird is known for ...

(THE CONVERSATION) People typically think about evolution as a linear process where, within a species, the classic adage of “survival of the fittest” is constantly at play. New DNA mutations arise and ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) David Toews, Penn State (THE CONVERSATION) People typically think about evolution as a ...

The original version of this story appeared in Quanta Magazine. Imagine a town with two widget merchants. Customers prefer cheaper widgets, so the merchants must compete to set the lowest price.

Michael A. Little does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...