Hair is a form of self-expression. We can express our identity through our hair, without saying a word. Sometimes, hair loss […] ...

The Stoic emphasis on rational control obscures a key insight: different problems need different solutions. The Greeks knew courage, moderation, and reason were distinct.

A new history of American apologetics from Daniel K. Williams offers careful detail, worthwhile lessons, and an ambitious, sprawling, rollicking narrative.

To have moral worth, our actions must be motivated by duty, rather than mere sympathy or inclination. As a paradigm of moral worth, Kant upheld the hard-hearted person who acts purely out of duty.

The amygdala is part of the limbic system, which regulates emotional and behavioral responses. An amygdala hijack is a fight-or-flight response to stress. To better understand what an amygdala hijack ...

Rational functions are fundamental in mathematics, particularly in calculus and algebra, serving as building blocks for more complex mathematical models and analyses. Understanding what constitutes a ...

Investment banks manage IPOs, helping with valuation and handling initial trading. In mergers, they offer crucial buy-side and sell-side advisory roles. Since 1999, banks can operate both investment ...

A rational function is formally defined as any function that can be expressed as the quotient of two polynomials. In simpler terms, it's a fraction where both the numerator and the denominator are ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Thomas P.M. Barnett is senior business strategist at Throughline Inc. and the author of America’s New Map. Find his daily newsletter at thomaspmbarnett.substack.com. After two world wars nearly ...

The FIND function allows you to find a text string within another. It returns the position at which a character or string begins within another text string. The output of the above function will be 5, ...