Excerpted with permission from Our Mathematical Universe: My Quest for the Ultimate Nature of Reality, by Max Tegmark. Available from Random House/Knopf. Copyright ...

About 10 years ago, Alan Garfinkel, a professor in the life sciences department at the University of California, Los Angeles, got a call. It was from his dean, who said that the department had ...

Update: After this story originally ran, the Florida education department issued several screenshots of “problematic examples” in the textbooks. “These examples do not represent an exhaustive list of ...

While most states have graduation rates between 80-95%, math proficiency is most often below 50%. (There’s a wide range in ...