On an extreme northwest patch of the planet, the icy waters of Alaska become witness to a romantic episode that plays out between late winter and early spring. A male beluga whale folds its forehead ...

Scientists once thought that female mate choice alone accounted for the eye-catching color patterns seen in some male fish. But for orangethroat darters, male-to-male competition is the real force ...

The 2010 discovery that early humans and Neanderthals once encountered one another and had babies was a scientific bombshell that electrified the field of human origins. Now, geneticists at the ...

Genetic correlation estimates typically assume that mating is random. But in the real world, partners tend to pair up because of many shared interests and social structures. Many estimates of how ...

A new study has revealed new insights into the mating patterns and preferences of early humans. The study, published in the journal Science on Feb. 26, found that when Neanderthals and early humans ...

Birds provide one of the most common ways to encounter nature in cities, but few people wonder how their actions affect birds looking for love. A new study published in the journal Ecology and ...

The human genome is a complex record of migration, evolution, and ancestry written over thousands of millennia. Now, new genomic research by members of Sarah Tishkoff’s lab at the University of ...

NEW YORK (AP) — New research reveals that ancient humans and Neanderthals engaged in interbreeding when they cohabited in the same regions tens of thousands of years ago. This genetic analysis sheds ...