"De novo" genes may have paved the way for humans' big brains. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Scientists once considered much of ...

Researchers disagree on the number of genes in the human genome, in part because what exactly a gene is can be difficult to determine. At the turn of the century, while awaiting the completion of the ...

A new genetic mapping strategy reveals how entire networks of genes work together to cause disease, filling in the missing links left by traditional genetic studies. The technique could transform how ...

The relatively new discipline of epigenetics explores how diet and nutrition can affect not only our own health but that of future generations. Drazen Zigic/iStock via Getty Images Plus Within the ...

As people live longer, the gut quietly accumulates damage that can tip the balance between healthy tissue renewal and chronic ...

Studies have long shown that if you carry two copies of the apolipoprotein E (APOE) 4 gene, your chances of developing Alzheimer’s disease are much higher. Now, researchers say in a new study that ...

People with obesity who have inherited "lucky genes" for a favorable distribution of body fat had a lower risk of 11 diseases related to the metabolic effects of fat compared with people who had ...

How does one species become two? A new study shows what happens when individuals of a moth species become separated in time. How does one species become two? If you're a biologist, that's a loaded ...

The movement of genetic material between organisms that aren't directly related is a significant driver of evolution, especially among single-celled organisms like bacteria and archaea. A team led by ...

Researchers in Lithuania present the molecular structure of a new, more-versatile CRISPR system for gene editing. When you purchase through links on our site, we may earn an affiliate commission. Here ...