Folate and folic acid are two forms of vitamin B9: folate occurs naturally in foods, while folic acid is synthetic and used in supplements and fortified foods. Vitamin B9 supports cell growth and DNA ...

Females are more immunoreactive than males and, although sex hormones have an important role in immune functions, the X chromosome is fundamental in shaping sex-specific immune responses. X-linked ...

A mind-bending optical illusion featuring two squares that look completely different in shade but are actually identical has left internet users scratching their heads. The puzzling image has viewers ...

For centuries, the Pythagorean Theorem has occupied a unique position in mathematics: both elementary and profound. Its equation, a² + b² = c², is taught early and used widely, yet its implications ...

Elvis Picardo is a regular contributor to Investopedia and has 25+ years of experience as a portfolio manager with diverse capital markets experience. Suzanne is a content marketer, writer, and ...

New research from the University of Buffalo, using computational models of individual people’s connectomes, shed light into individual differences in brain activation patterns, as well as how those ...

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 ...