Obsessive-compulsive disorder (OCD) is characterized by repetitive, unwanted, intrusive thoughts (obsessions) and irrational, excessive urges to do certain actions (compulsions).

January 8, 2026 - It's time for John Fensterwald's annual predictions for what's in store for education in 2026. In early November, the California Department of Education released its list of approved ...

From reproductive rights to climate change to Big Tech, The Independent is on the ground when the story is developing. Whether it's investigating the financials of Elon Musk's pro-Trump PAC or ...

Peanuts aren’t just an easy snack for a ballgame or a road trip — they also can improve brain function and memory, Dutch researchers said earlier this month. Eating around 60 unsalted, skin-roasted ...

The PMT function is an Excel Financial function that returns the periodic payment for an annuity. The formula for the PMT function is PMT(rate,nper,pv, [fv], [type]). The NPV function returns the net ...

Source: Scribner / Used with permission. In a New Yorker cartoon about marital relations, a husband tells his wife, “Of course I care about how you imagined I thought you perceived I wanted you to ...

Since the start of the 20th century, the heart of mathematics has been the proof — a rigorous, logical argument for whether a given statement is true or false. Mathematicians’ careers are measured by ...

The median nerve is one of many peripheral nerves that extend throughout the body. This nerve in particular provides important control of the hand, wrist, and forearm and is commonly associated with ...

The employment future looks bright for people with strong math skills. But among the nation’s K-12 students, that represents a small and dwindling demographic. What’s to blame for students’ poor math ...

Have you ever found yourself wrestling with Excel, wishing it could just do *that one thing* to make your work easier? Maybe you’ve spent hours manually replacing text, trying to filter data with ...