In May 2025, a claim (archived) circulated online that the tech entrepreneur and former Trump adviser Elon Musk solved an "unsolvable" math problem after a Harvard professor called him "rich but dumb.

In 2019, mathematicians finally solved a math puzzle that had stumped them for decades. It’s called a Diophantine Equation, and it’s sometimes known as the “summing of three cubes”: Find x, y, and z ...