A bizarre "Rule of Four" has been identified in the basic structure of the majority of inorganic materials—and scientists are stumped as to why. The pattern is found in the so-called "unit cell ...

This election explainer was written by Amy Howe. It is part of SCOTUSblog’s 2020 Election Litigation Tracker, a joint project with Election Law at Ohio State. The “rule of four” is the Supreme Court’s ...

The so-called 4% rule has only been around for a few decades, but it’s become a rule of thumb for financial advisors and investors looking for guidance on estimated yearly income withdrawals in ...

Purpose of Rule: Rule 4 covers the equipment that players may use during a round. Based on the principle that golf is a challenging game in which success should depend on the player’s judgment, skills ...

Purpose of Rule: Rule 23 covers Four-Ball (played either in match play or stroke play), where you and your partner compete as a side with each of you playing a separate ball. Your side’s score for a ...