Thermodynamics was built to describe steam engines and stars, yet the same equations now sit at the heart of quantum ...

Can you chip in? This year we’ve reached an extraordinary milestone: 1 trillion web pages preserved on the Wayback Machine. This makes us the largest public repository of internet history ever ...

Can you chip in? As an independent nonprofit, the Internet Archive is fighting for universal access to quality information. We build and maintain all our own systems, but we don’t charge for access, ...

Creative Commons (CC): This is a Creative Commons license. Attribution (BY): Credit must be given to the creator. Digital learning and gamification make studying chemistry more exciting and engaging.

Abstract: Video lectures perform very crucial role in learning nowadays, from video or online lectures a learner can retrieve content or gain knowledge anytime and anywhere. The paper presents ...