The divergence of new genes and proteins occurs through mutations that modulate protein function. The effects of these mutations are pleiotropic, thus imposing trade-offs between selection pressures ...

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 ...

Enzymes help with specific functions that are vital to the operation and overall health of the human body. They help speed up chemical reactions and are essential for respiration, digestion, muscle ...

Billionaire investor Bill Ackman raised concerns about credit card rewards programs on Saturday, arguing the current structure unfairly forces low-income consumers to subsidize benefits for wealthy ...

Objective To evaluate systematic reviews of randomised controlled trials (RCTs) on the effects of exercise on general cognition, memory and executive function across all populations and ages. Methods ...

I Have to Fake a Certain Attitude for My Husband in Bed. I’m Tired of This Performance!