Genetics

Geneticists don’t know what most human genes do. A new research tool may help

 “Pepper X” is officially the hottest pepper in the world, weighing in with 2.693 million Scoville heat units. The creator reveals his process and experience tasting the pepper

In addition to finding where citrus come from, researchers have pinpointed the genetic origins of the fruits’ tart taste

The Y chromosome was once used to label people as criminal. A new complete Y chromosome sequence just might combat this dangerous myth

Researchers have adapted the AI network to search for genetic changes linked to ill health

A new technique for analyzing modern genetic data suggests that prehumans survived in a group of only 1,280 individuals

Improved DNA analysis has updated thinking on the skin color, ancestry, and more of the alpine mummy known as Ötzi the Iceman

New research identifies genome areas linked to dietary patterns and our taste for things such as tea, tobacco and grapes

An expert on aging thinks humans could live to be 1,000 years old—with a few tweaks to our genetic “software”

Recent news of complex embryo models revived debates over stem cells and human cloning. But biology says there’s nothing to worry about

Electricity within the body influences brain development in frog embryos

Researchers investigate how to grow organs in animals using human stem cells