Two mathematicians have proved that a straightforward question—how hard is it to untie a knot?—has a complicated answer.

Fostering a positive community focused on learning can be tough in middle school when students’ initial excitement wanes, and these tips can help.

Pre-class data: You could collect data on students’ GPA, financial stress/status, employment status/hours, first-generation ...

This paper describes the eccentricity, amplitude, phase shift, angular momentum, polarization, radial path, and orbital ...

Risk stratification of patients with chest pain has traditionally focused on identifying obstructive coronary artery disease (CAD). Using this traditional approach, many symptomatic individuals are ...

In the final hours before the Nov. 1 UFC bout between featherweights Isaac Dulgarian and Yadier Del Valle, the betting odds ...