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 ...

Mary Hall is a editor for Investopedia's Advisor Insights, in addition to being the editor of several books and doctoral papers. Mary received her bachelor's in English from Kent State University with ...

Lucas Downey is the co-founder of MoneyFlows, and an Investopedia Academy instructor. Dr. JeFreda R. Brown is a financial consultant, Certified Financial Education Instructor, and researcher who has ...

Though credit cards offer a plethora of perks like welcome bonuses, access to airport lounges and rewards on everyday spending, there are some downsides to holding a credit card, like paying late fees ...

Steffini Stalos, DO, FCAP, is a pathology and lab medicine physician. She is also the chief medical officer of the lab consultancy firm Blood Associates, LLC. The nine areas of fibromyalgia pain ...

Toni is a points and miles enthusiast who has been leveraging loyalty programs to travel around the world (for nearly free) with her husband and their four young children. She’s passionate about ...

Social Security bend points adjust benefit calculations at different income levels. Low earners receive higher benefits proportional to their income under bend point rules. High earners may need to ...

Brooklyn Sprunger is a full-time Content Manager and Personal Finance Writer at Motley Fool Money, where she oversees product reviews and ratings while also writing about credit cards, bank accounts, ...

Get ready for your aha moment: Every weekday, host Meghna Chakrabarti pierces your news bubble to expose the whole story. Getting answers to the questions that need to be asked, examining our history ...