This study looks at how national public opinion polling in the United States changed from 2000 to 2022. It focuses on two aspects: the sample source(s) – that is, where the survey takers came from – ...

At the end of each semester, students are left with a single grade to let them know how well they did in a course. They are not, however, often given strategies on how to improve those grades in the ...

Pew Research Center designed this study to assess the current state of online survey sampling methods – both probability-based and opt-in – and determine their accuracy on general population estimates ...

Here are 10 practical memory tricks to help students remember what they study for board exams, that focus on effective revision, healthy routines, and smarter learning methods.

New peer-reviewed research demonstrates breakthrough in early detection of adverse pregnancy outcomes for Medicaid patients, achieving 89% accuracy while eliminating racial bias ...

Lindsey Ellefson is Lifehacker’s Features Editor. She currently covers study and productivity hacks, as well as household and digital decluttering, and oversees the freelancers on the sex and ...