This holiday-themed brainteaser looks simple, but it's quietly tripping up adults everywhere. A math teacher walks us through solving it.

The need for remedial math education at UC San Diego has soared over the last five years according to a report published this month by the university’s Senate Administration Workgroup on Admissions.

Maternal thyroid function during pregnancy is implicated in the neurodevelopment of the offspring, yet little is known about the effect of maternal thyroid parameters on the behavior of children. We ...