Kendra Pierre-Louis: For Scientific American’s Science Quickly, I’m Kendra Pierre-Louis, in for Rachel Feltman. In 1997, Deep Blue, a supercomputer built by IBM, did the unexpected: it defeated chess ...

👉 Learn how to write a proof given a triangle. A triangle is a polygon with three sides. A proof is a series of statements and reasons that establishes the truth of a mathematical claim (statement).

is a stipendiary lecturer in mathematics at Mansfield College, University of Oxford. She did her DPhil at the University of Oxford. It is a hot July day in London and I take the bus to Bloomsbury. I ...

The selection of credit cards in the U.S. market is enormous, and that’s just as true for airline cards. For Delta flyers in particular, there is an array of co-branded American Express cards with a ...

Let’s keep things simple – this is basic math. Nothing scary. Just everyday calculations, a bit of geometry, some number patterns, and the kind of stuff you definitely learned in school at some point.

You have a sharp brain if you can solve this math puzzle. Test your problem-solving skills and intelligence now! Math puzzles test readers' critical thinking skills by challenging them to solve ...

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 ...

The most recent TIMSS assessment underscores the seriousness of our problem. Canadian Grade 4 students performed below both U.S. students and the international median at nearly every math benchmark ...

Delta will introduce tiered fares for Business and First class, mirroring Basic Economy structure. New strategy offers “basic, main, and extra” categories for every cabin, increasing passenger ...

Delta Air Lines plans to introduce “basic” versions of its business- and first-class fares sometime this year, a move that would make it the first U.S. airline to apply stripped-down pricing to ...

Delta's basic business would be a first for a US airline, but there are plenty of international carriers that offer pared-down premium seats. Pictured is business class aboard a Delta A330-900neo ...