Stage 5: Justify thinking. A vital habit that many students need to solidify is recontextualizing after they solve ...

An equation is a mathematical expression that contains an equals symbol. Equations often contain algebra. Algebra is used in Maths when we do not know the exact number in a calculation - this unknown ...

An algebraic equation contains one or more letters in it. Each letter in the equation is called a variable. A variable can change in value. We guess at different values for each letter until our ...

Two mathematicians have proved that a straightforward question—how hard is it to untie a knot?—has a complicated answer.

Arynes are highly reactive organic intermediates featuring a triple bond within an aromatic ring. Their strong reactivity ...

Marijn Heule turns mathematical statements into something like Sudoku puzzles, then has computers go to work on them. His ...

Additive manufacturing, or 3D printing, is normally a one-way street. In a digital light processing (DLP) printer, a structured pattern is projected onto a layer of liquid resin, which cures and ...

Vincent Bevins has written a riveting and quite disturbing book about the military coup that took place in Indonesia in 1965 and its aftermath that spread to 23 different countries, and that while ...