Biology is mind-bogglingly complex. Even simple biological systems are made up of a huge number of components that interact with one another in complicated ways. Furthermore, systems vary in both ...

Jan. 19, 2026 Scientists at Johns Hopkins have uncovered a surprising new way to influence brain activity by targeting a long-mysterious class of proteins linked to anxiety, schizophrenia, and ...

Euny Hong is the former supervising editor at Investopedia.com. She is also the author of two critically-acclaimed, published books. Dr. JeFreda R. Brown is a financial consultant, Certified Financial ...