Mathematics has its share of prodigies, but rarely does someone so young alter the shape of the field before even earning their first degree. At 17, Hannah Cairo, a homeschooled teenager, has ...

A 17-year-old student has shaken the mathematics world by toppling a theory that stood unchallenged for over 40 years. Hannah Cairo's research, published in February on the online science archive ...

Hannah Cairo found herself stuck on a problem that wouldn’t leave her mind. It wasn’t a regular homework assignment—it was a decades-old mathematical puzzle believed to be true by leading experts in ...