This feature highlights a series of overlooked Dollar Tree items that offer practical value beyond their low price point.

San Francisco city officials are pushing to change how trees are planted or removed in the city as part of the construction permitting process.

One of her favorite things to do during these sleep sojourns is pose personal, even existential questions - probing the ...

The International Mathematical Olympiad (IMO) is a prestigious competition featuring talented high school students from around the world, in which competitors solve complicated mathematical problems.

If you enjoy solving brain teasers that test your logic and observation skills, this tricky tree-cutting puzzle is perfect ...

Mathematicians from the California Institute of Technology have solved an old problem related to a mathematical process called a random walk.

When Iowa farmer and crop insurance agent Pat Swanson was named to lead USDA’s Risk Management Agency in March of 2025, she ...

Amateur mathematicians are using artificial intelligence chatbots to solve long-standing problems, in a move that has taken professionals by surprise. While the problems in question aren’t the most ...

Tessellations aren’t just eye-catching patterns—they can be used to crack complex mathematical problems. By repeatedly reflecting shapes to tile a surface, researchers uncovered a method that links ...

Imagine Jo: Everyone in Jo's life recognizes her as an outstanding problem solver. She's the type of person who seems capable of almost anything. Jo excels at intuitive problem-solving. Over her life, ...

Abstract: In this paper, we consider an assembly scheduling problem (ASP) with tree-structured precedence constraints. In our problem, there are a number of work centers. Each work center contains a ...