Long-standing puzzle of the Sadovskii vortex pair solved after nearly a half-century

A team of researchers affiliated with UNIST has made a significant breakthrough by mathematically proving that a special type of vortex pair, called the Sadovskii vortex patch, can exist within ideal ...
Popular Mechanics

The Russian Way to Multiply Is So Much Cooler Than Ours

Numberphile revived an ancient multiplication trick—halves and doubles—also called Egyptian or Russian math, where you repeatedly halve one number and double the other. After crossing out rows with ...
Popular Mechanics

For Perfectly Wrapped Gifts Every Time, Geometry Says Use the Diagonal Hack—Here’s How

If you’re not sure how to wrap a present, there’s an easy hack you can try. The clever trick—wrap diagonally, not horizontally or vertically—is based in math. Basic geometric principles explain how it ...
Investopedia

Inventory Management: Definition, How It Works, Methods, and Examples

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 ...

JEE Advanced 2026 Syllabus: List of topics for Physics, Math, Chemistry

To be eligible for JEE Advanced 2026, candidates must rank among the top 2.5 lakh students in JEE Main 2026, satisfy the age criteria. Additionally, candidates must have appeared for their Class 12 ...