Genetics

Hidden beneath the surface of the treasured strawberry is a unique branch of the evolutionary tree, where eight sets of chromosomes are better than two

When it comes to dog traits, genetics-based lineages are more telling than human-made categories

Genetic sequences show evidence of raccoon dogs and other animals at the Wuhan market sites where SARS-CoV-2 was found in early 2020, adding to evidence of a natural spillover event

A team of moth and butterfly scientists decided to go from a restaurant bar to the lab bench to understand mescal’s iconic “worm”

What really happens to our bodies when we age—and could we find a way to slow it down?

Using modern human DNA to estimate when new generations were born over 250,000 years, scientists suggest that fathers have been having children later in life than mothers throughout human history

Scientists have long known that ancient people living in Siberia made their way into what is now North America. Mounting DNA evidence suggests migration also happened in the opposite direction

A detailed examination of gene activity in various organisms, including humans, reveals a new hallmark of the aging process

Cells with XX or XY chromosomes provide researchers with a new tool to study how differences in sex chromosomes can influence health and development

DNA from Denisovans, an extinct human species, that was found in the genomes of Indigenous Papuans may mold their immune system

Two-million-year-old DNA, the world's oldest, reveals that mastodons once roamed forests in Greenland’s far northern reaches

A genome analysis finds SARS-CoV-2 and bat coronaviruses shared an ancestor just a few years ago, but extensive recombination has muddied the picture