Genetics

Genetics

Illustration of a hand holding a pen, drawing a DNA double helix made of colored dots on a dark background.
It's time to write the human genome, argues microbiologist Andrew Hessel.
ESO milky way
Questions about our origins, biologically, chemically, and cosmically, are the most profound ones we can ask. Here are today's best answers.
Two red-toned, woodcut-style portraits side by side: one of a gorilla and one of an older man with a beard, on a beige background.
7mins
“The idea of evolution by natural selection is, for me, probably the most beautiful idea in biology.”
A small, irregular brown stone with holes—possibly linked to Denisovans—is shown next to a 1990 U.S. dime for size comparison.
In “The Secret History of Denisovans,” Silvana Condemi and François Savatier trace the story of our mysterious hominin ancestor.
Diagram showing human evolutionary relationships and gene flow among Khoisan, West Africans, Non-Africans, Neanderthals, and Denisovans over time, with percentages of genetic admixture indicated.
After more than a million years of separation, two branches of humanity reunited around 300,000 years ago, suggests new research.