(Phys.org) —Sometimes mathematical theories have implications that extend far beyond their original purpose. This situation holds true for the four-color theorem, which was originally used by ...

Recently, as a community ambassador for ANU Student Equity, I took to a local secondary school to talk maths with a small group of students. The goal? To give them an enjoyable mathematical experience ...

Take an outline map of the lower 48 U.S. states and four crayons. Can you shade in the map so that every state is a different color than each of its neighbors, without resorting to a fifth color? This ...

It should be possible to colour in any map using just four colours and with no two adjacent regions ending up the same colour. Did you get something like this? Receive a weekly dose of discovery in ...

For thousands of years, mathematicians avoided the concept of infinity. Then, in 1874, Georg Cantor published a four-page paper that changed mathematics forever. Hidden inside was a shocking claim: ...