It is a common misconception that the colorblind see the world in shades of black and white. True monochromasy, where an individual sees the world as if it were a movie from the 1950’s, exists in only a very small portion of the population, and is, in fact, almost mythic. The most common form of ...
World history begins with the emergence of the homo sapiens around 250,000 years ago. Homo sapiens sapiens emerged between 200,000 and 150,000 years ago in Africa. Human beings started out as hunter-gatherers and have become the most complex animal on the planet. The early stages of world history lay the foundation of what the future ...
Science can be an exciting and fun subject for kids, especially when the learning includes great experiments where magic happens using only scientific principles. In this article, I’ll detail a few exciting experiments that are simple, practically free, fun, and teach your child all about the wonders of buoyancy. 1. Archimedes’ Discovery: This is a ...
Archimedes is credited with many inventions and discoveries, but a story about how he checked a golden crown to show if it had the proper amount of gold used in its making provides an interesting historical tale. The king at the time (Hero) had a golden crown that was supposed to be made of pure ...
If you were a good student in elementary school, then you memorized pi as 3.14 and calculated all the necessary circle calculations, namely circumference and area. If you were a better student, maybe you memorized the definition of pi as the ratio of the circumference to the diameter of a circle. Better yet, maybe you ...
Europe, somewhere about 300-400 BC, a new and wonderful weapon started turning the tide of battles. Enter the Catapult, going to war will never be the same. The Catapult refers to a family of mechanical devices designed to throw an object a great distance. The obvious would be objects such as large stones, or similar ...
“Kyrie, it is Zeus’ anathema on our epoch for the dynamism of our economies and the heresy of our economic methods and policies that we should agonize the Scylla of numismatic plethora and the Charybdis of economic anemia. It is not my idiosyncrasy to be ironic or sarcastic, but my diagnosis would be that politicians ...
Human beings aren’t exceptionally strong by animal standards. Using our heads as much as our hands has been key to realizing global dominance as a species. Simple machines, items so simple to make and so important to our survival, were the most impressive technology of the ancients and remain important today for many tasks. In ...