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
Elephants use 20 copies of a key cancer-fighting gene—and humans just have one
Human endogenous retroviruses make up 8 percent of the human genome. Researchers are studying how active they are
Svante Pääbo’s work on sequencing the DNA of Neandertals and Denisovans, which won the 2022 Nobel Prize in Physiology or Medicine, revealed surprising interbreeding among human species...
A new study explores how the flying spider-monkey tree fern might hoard chromosomes
The freaky physics phenomenon of quantum tunneling may mutate genes
Pasty cave fish seem to repurpose a melanin-making molecule to better survive famine
For the first time, researchers have sequenced all 3,117,275,501 bases of our genetic code
A landmark study is the first major effort to quantify how lactose tolerance developed
Salivary glands make unexpected use of tiny ionocytes, essential to frogs and fish
The virus circulating in the current outbreak has mutated 50 times in the past four years
With infections still surging, the U.S. needs to invest in this technology to prepare for the next variants
A technique that detects coronavirus strains circulating in a community could become an early-warning system
States that outlaw abortions after a certain number of weeks could make it difficult or impossible to terminate a pregnancy because of a serious genetic disorder
