We've all been there: staring at a math test with a problem that seems impossible to solve. What if finding the solution to a problem took almost a century? For mathematicians who dabble in Ramsey ...

Every now and again, homework takes social media by storm. Sometimes it’s a young child’s vexing assignment, or a classic brain teaser. But the problem above that’s stirred such debate is really just ...

Little progress had been made in solving Ramsey problems since the 1930s. Now, researchers have found the answer to r(4,t), a longstanding Ramsey problem that has perplexed the math world for decades.