Free energy, get your free energy here! Learners see that all organisms require free energy, which comes from the sun. The lesson explains the first two laws of thermodynamics and then analyzes metabolism, via glycolysis, on a very...

Pinhead Patty takes us around the globe and explains what latitude and longitude are in this entertaining video. The author uses an orange to demonstrate the line measurements on a sphere.

Ever grow tired of the traditional uses for laptops? Try this fascinating simulated universe! The video shows a 3-D version of the Millennium Run, then backs it up with a simpler version created in free Adobe software. Young physicists...

Teenagers are at the perfect age to start holding strong beliefs and opinions—and to explore whether those beliefs are the same as having knowledge. A short video analysis of Edmund Gettier's paper "Is Justified True Belief Knowledge?"...

The country of Georgia is relatively unknown, but the land of the wolves has a fascinating cultural and political profile. While technically located in Asia, it is more European in culture. An interesting video explores the fascinating...

Ghana is located in a region once known as the Gold Coast, thanks to the bounty of metal. Now, it is an economic powerhouse. The country transitioned from colonialism to independence first among its peers, and it kept much of its...

It may be the cradle of European civilization, but Greece faces some challenges including a gender imbalance and economic worries. The sea-faring nation has one of the largest numbers of archeological sites in the world, and its culture...

The Maldives is the world's lowest country—at least when it comes to elevation—but it's home to some of the highest-priced resorts. The atolls aren't all inhabited with luxury bungalows, and some of the island nation's more genuine spots...

Moldova may be one of the least-visited places in Europe, but the overlooked nation is a fascinating mash-up of local culture and old Soviet influence. A video resource profiles the Eastern European country and its historical roots in...

Mauritania is about 90 percent desert and may be one of the least visited places in the world, but the country is not dry when it comes to its culture and history. Its African and Arab blend helps the country stand out from the rest....

Why are some businesses able to weather change while others fail? A video summary of Leading Change by John Kotter explains the importance of constantly reorganizing a business from the ground up. Part of a larger playlist on the...

Observing the world around you depends on a lot more than your five senses. A  short overview of David Hume's Enquiry Concerning Human Understanding explains the ways sense perception influence the exchange of complex...