In physics, waves refer to disturbances in a medium carrying energy without a net movement of particles. The two most common types of waves are electromagnetic and mechanical waves. Both transmit information, energy, and momentum, but they do not...
The past two centuries have produced some of the most incredible inventions ever developed in human history. Many significant ones came to life in America. From vaccines and medicines to electronic devices and deep space exploration, many American...
The term ‘nanotechnology’ was first coined by Professor Norio Taniguchi in 1974. He was describing semiconductor processes that exhibit characteristic control on the order of a nanometer. How small is one nanometer? The human hair is...
The German flag, or Flagge Deutschlands, consists of three horizontal stripes of black, red, and gold (top-to-bottom). Like many other European countries, the German national flag has a fascinating and long-standing history, which can be traced back...
Scientists find a region in northern Ethiopia where water is abundant, but life is absent. The place is Dallol, one of the most remote areas on Earth with a record-high average temperature. So far, no microbial life has been discovered in hot...
The 18th century, a period of hundred years from 1701 to 1800, is widely regarded as the ‘Age of Enlightenment.’ The ideas of Enlightenment, which were primarily based on the scientific revolution of the previous century, weakened the...
Dreams can range from being mildly satisfying to vastly frantic. Everyone, including animals, dreams, but why? And why do we almost always forgot those dreams? Below, we have shed light on some of these queries. The scientific study of dreams is...
The French flag, also known as the French Tricolor, is one of the most well-known and celebrated symbols in history. It is composed of three vertical bands of colors blue, white and red (in that order). However, the Tricolor was not always the...
The term heat sink isn’t one most people think of when they hear the word computer. But it is one of the most important devices without which modern computers couldn’t perform efficiently. In the absence of a quality heat sink, the...
Phosphoric acid is a corrosive inorganic acid with the chemical formula H3PO4. It’s a weak acid, available in a range of quantities, purities and reagent grades. In its pure form, phosphoric acid is a colorless solid. In less concentrated...
As you navigate the mythical world of Skyrim, exploring dungeons and fighting off wildlife, there are a bunch of NPCs that can accompany you as your ally. Such NPCs, popularly known as ‘Skyrim followers,’ have varying characteristics and...
Operant conditioning, also known as instrumental conditioning, is a method of learning that employs punishments and rewards for behavior. In this method, a link is established between a behavior and a consequence (whether positive or negative) for...