Abstract: The present study aimed to develop a method for estimating students’ attentional state from facial expressions during online lectures. We estimated the level of attention while students ...

Notably, taking Algebra 1 and 8th grade math together boosted all students’ scores—not just those of students who were less ...

In this video I am going to show you how to tackle this difficult substitution problem with a radical and quadratic. Many ...

One of the world’s toughest competitive exam, Union Public Service Commission (UPSC) is no easy feat. The story of how millions prep to crack it has also been documented in the National Award winning ...

The Alter Rebbe also explains that the distinctive power described above was revealed specifically within the earth because Earth is the lowest element of all. For, as explained above, it is ...

Video games are now the largest entertainment industry in the world, generating nearly double the revenue of film and music combined. Governments and anti-extremism organisations have understandably ...

This repository contains the lecture notes for the course C2.2 Homological Algebra at the Mathematical Institute, University of Oxford, based on what was delivered during the Michaelmas term of the ...

Mayor-elect Zohran Mamdani’s father compared Israel to apartheid-era South Africa and called Holocaust survivors “today’s perpetrator’s” in a resurfaced video of a victim-blaming 2002 university ...

A group of six Democratic lawmakers with military or national security backgrounds released a video in November 2025 urging U.S. service members and intelligence personnel to refuse unlawful orders.

This video captures a hilarious social experiment where someone interrupts a real Harvard lecture with absurd and funny questions, leading to priceless reactions from students and professors alike.

Watch live as U.S. Federal Reserve Chair Jerome Powell delivers the Adam Smith Award lecture at the 67th annual meeting of the National Association for Business Economics (NABE) in Philadelphia.