An annotated image of a cell dividing. The mutations of the unnamed woman affect the process that divides chromosomes between cells when they divide. The cells pictured here for illustrative purposes, ...

According to modern biology textbooks, a single genetic mutation is rarely enough to cause cancer. It is generally thought that cells must accumulate a series of mutations that work together to ...

Omicron was named a "variant of concern" in part because of its peculiar set of mutations. It is not yet clear whether this variant spreads faster or causes more severe infections. Here are the ...