Natural selection uses duplicated genes as raw material for functional innovation, co-opting their existing features to new functions. Understanding genetic innovation requires two questions to be ...

Every time Michelle publishes a story, you’ll get an alert straight to your inbox! Enter your email By clicking “Sign up”, you agree to receive emails from ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Kerry Davis McGuinness Seeing your sleeping baby in excellent detail, ...