Tiny single-celled organisms help keep lakes clear, but some can also contaminate the water. An international research team ...

To many, the genome is a puzzle—a many-sided puzzle whose meaning stretches across your life, your children's, and your family's. To many, the genome is a puzzle—a many-sided puzzle whose meaning ...

Every time a cell divides, its chromosomes must be distributed correctly between the two daughter cells. Central to this process is the centromere, a specialized region of the chromosome. The ...