Feb. 23Trump’s approval rating dropped to 36% in the latest CNN/SSRS poll, from 48% a year ago (the poll of 2,496 U.S. adults conducted Feb. 17-20 has a margin of ...

In the fall of 2017, when the New York Times and other media began reporting on widespread sexual harassment and assault by powerful male entertainment figures, many people were heartened. The ...

Marginal cost measures the cost of producing one more unit of a good. Zero marginal cost occurs when extra units can be produced at no additional cost. Marginal costs include variable costs and can ...

Neuroscience examines the structure and function of the human brain and nervous system. Neuroscientists use cellular and molecular biology, anatomy and physiology, human behavior and cognition, and ...