Add Yahoo as a preferred source to see more of our stories on Google. The human body, over centuries, is becoming less and less fit, as we pass on more and more unwanted genetic mutations, researchers ...

WASHINGTON (AP) — Two-thirds of animal and plant populations are declining in genetic diversity, which makes it harder to adapt to environmental changes, according to research published Wednesday.

Researchers from University of California San Diego have identified 11 genetic regions linked to delay discounting—the tendency to prefer smaller, immediate rewards over larger, delayed ones—shedding ...

Here’s what you’ll learn when you read this story: For decades, scientists have theorized that two genetic defects have the potential to essentially “cancel each other out,” restoring normal protein ...

A genome-wide analysis shows how our genes influence snap decisions, and why those same genetic patterns are tied to addiction, mood disorders, obesity, and even brain wiring. Study: Genome-wide ...