New DNA research reveals most pet dogs - yes, even the tiny breeds - still carry faint traces of ancient wolf ancestry.

Every time a cell divides, it must copy its entire genome so that each daughter cell inherits a complete set of DNA. During that process, enzymes known as polymerases race along the DNA to copy its ...

When it comes to powering aircraft, jet engines need dense, energy-packed fuels. Right now, nearly all of that fuel comes ...

How often a person poops has a surprising link to one vitamin in particular. A genetic investigation on the rate at which ...

Madison’s new Wisconsin Nathan Shock Center discusses his aims for the center focusing on the role of metabolism in aging.

The development of humans and other animals unfolds gradually over time, with cells taking on specific roles and functions ...

The discovery of catalytic RNA transformed our understanding of life's beginnings. Clare Sansom explores how the RNA world ...

Vitalik Buterin proposes anonymous voting framework for Ethereum governance, reversing 2024 anti-anonymity position.

The human brain's soft folds and ridges, arising in early development and continuing through the first 18 months of life, are ...

Major depression is not only a crisis of mood, it is also a crisis of biology that reshapes the brain itself. As genetic ...

A duplicated gene evolved into a switch that determines sex in frogs, revealing how evolution can safely reshape critical ...

We asked doctors to explain the latest research.