Short-term memory is finite and fills up quickly. Here are 7 ways we can free up space for clearer-headed mathematical thinking.

An unknot (also known as the trivial knot) can be drawn with any number of crossings. Any possible manipulation of a knot diagram that does not fundamentally change the knot can be achieved by a ...

The finding offers tantalizing clues in the ongoing quest to piece together the origins of ORCs—mysterious, ring-shaped radio signals from space.

While 630 young math prodigies were sitting in a conference room on Australia’s sunshine coast, readying their pencils for the International Math Olympiad, a potential rival was still en route from ...