For almost 60 years, scientists have tried to understand why DNA doesn't replicate wildly and uncontrollably every time a ...

UCSF scientists discover that the spindle, the structure that divides chromosomes equally during mitosis, actually gets stronger when it is stretched.

Cancer may be an inevitability of cell division and, therefore, life. But in the US, great progress has been made fighting this dreaded disease, achieving a milestone five-year survival rate of 70 ...

Quick, low-stakes observations focused on student learning allow administrators to provide teachers with useful feedback on ...

North Dakota and Rhode Island received that A grade.