Some readers may solve the problem procedurally: line up the two numbers, add the ones column, carry the one, and add the tens to get 43. Others might instead notice a creative shortcut: 29 + 14 is ...

The Wheel strategy is one of the most widely used option income strategies, but it is often misunderstood or applied too loosely. An advanced options screener such as Option Samurai adds more ...

Abstract: In this paper, we jointly consider mode selection, admission control, partner assignment, and power allocation to investigate the sum rate maximization problem in underlay SCMA ...

Five years ago, mathematicians Dawei Chen and Quentin Gendron were trying to untangle a difficult area of algebraic geometry involving differentials, elements of calculus used to measure distance ...

Over the weekend, Neel Somani, who is a software engineer, former quant researcher, and a startup founder, was testing the math skills of OpenAI’s new model when he made an unexpected discovery. After ...

When Apple released iOS 26 back in September, many iPhone users were eager to try its new customizations, features, and security updates. But, as with major software transitions, the launch hasn't ...

We look into the mental health crisis affecting American youth. By Sam Sifton I am the host of The Morning. The numbers are staggering. Nearly one in four 17-year-old boys in the United States has ...

I’m in a coffee shop when a young child dumps out his mother’s bag in search of fruit snacks. The contents spill onto the table, bench and floor. It’s a chaotic – but functional – solution to the ...

Executive coaching is incredibly valuable to leaders, but it can be hard to access at the moment they need it the most. Take a client of mine, “Simon,” a capable and newly promoted executive in a ...

Plug-in hybrid electric vehicles (PHEVs) have the most problems of any category of new vehicles, reports J.D. Power in the 2025 U.S. Initial Quality Study. That includes more problems than their ...

Submodular maximization is a significant area of interest in combinatorial optimization, with numerous real-world applications. A research team led by Xiaoming SUN from the State Key Lab of Processors ...