We have reached the third Sunday in Advent, known as “Gaudete Sunday.” In the Western church, “gaudete,” the Latin word for “rejoice,” was the first word of the appointed “introit,” or psalm of the ...

A differential equation is an equality constraining a mathematical function in relation to its derivatives over one or multiple variables. Such equations may constitute the mathematical model for a ...

Pupil dilation provides a physiological readout of information gain during the brain's internal process of belief updating in the context of associative learning.

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...

My Husband Can Never Measure Up to the Man Who Once Gave Me the Best Sex of My Life. He’ll Never Know.