A deeper understanding of how DNA changes over generations helps scientists learn why people differ and how diseases develop. Until recently, many fast-changing parts of the human genome remained ...

DNA methylation is a key epigenome component that helps dictate how genes are expressed, contributing to normal cell and tissue differentiation during development, as well as the process of biological ...

The human genome is made up of 23 pairs of chromosomes, the biological blueprints that make humans … well, human. But it turns out that some of our DNA — about 8% — are the remnants of ancient viruses ...

DNA repair is essential for the maintenance of genomic stability and its failure can lead to human disease. Various DNA repair systems exist, such as base excision repair, nucleotide excision repair, ...

YAHOO.COM - Sixty years after scientists described the chemical code of life — an interweaving double helix called DNA — researchers have found four-stranded DNA is also lurking in human cells. The ...

One person’s junk is another’s treasure. An international team of scientists have found that strings of “junk” DNA in the human genome that were previously written off as having no useful function are ...

The moment a creature dies, its DNA begins to break down. Half of it degrades every 521 years on average. By about 6.8 million years, even under ideal preservation conditions in cold, stable ...

While scientists are amassing a fair amount of data regarding our gut microbiomes, the oral microbiome is a bit of a new frontier. Case in point: researchers have just discovered huge pieces of DNA ...

The last two decades have seen a revolution in scientists' ability to reconstruct the past. This has been made possible ...

Two 7,000-year-old mummies belong to a previously unknown human lineage that remained isolated in North Africa for thousands of years, a new study finds. The mummies are the remains of women who once ...