Author Archives: Nicolae Sfetcu

(Electromagnetic spectrum with light highlighted. ) In its most common sense, light is a physical phenomenon identified as electromagnetic radiation that can produce a visual sensation. It consists of all the electromagnetic waves perceived by the human visual system, that … Read More

Speciesism is the consideration that the species to which an animal belongs, for example the human species, is a relevant criterion for establishing the rights that it must be granted. This ethical concept is mainly used by proponents of antispeciesism … Read More

(The scale of the Earth mapped to the branches of science, with formal sciences as the foundation. ) The branches of science – divisions within science with respect to the entity or system in question, which normally embodies its own … Read More

The argument from miracles is an argument for the existence of God saying that if there are phenomena that can not be accomplished by any creature – miracles – it is God who makes them , and thus gives them … Read More

(Diagram of a solenoid and its magnetic field lines. The shape of all lines was computed according to the laws of electrodynamics. ) Electromagnetism is the branch of physics that studies the interactions between electrically charged particles, whether at rest … Read More

Scientism is a nineteenth century vision of the world in which experimental science takes precedence over older forms of reference – religious revelation, superstitions, tradition, and customs – to interpret the world. In the words of Ernest Renan (1823-1892) scientism … Read More

Google has recently launched a new search engine, using a large system of public government databases, public sources, digital libraries, and personal websites, primarily aimed to help journalists and researchers in their work. The new search engine, with the name … Read More

(Newton’s reflector, the first reflecting telescope) The history of science is the study of the evolution of scientific knowledge. Science, as a body of knowledge but also as a way of approaching and understanding the world, has developed gradually over … Read More

(Liberty Enlightening the World, known as the Statue of Liberty, was donated to the US by France and is an artistic personification of liberty. ) Generally speaking, freedom, or liberty is a concept that designates the possibility of action or … Read More

A thermal transfer, more commonly called heat, is one of the modes of heat energy exchange between two systems. This is a fundamental notion of thermodynamics. Unlike work, heat is a disorderly microscopic energy transfer. There are three types of … Read More

In philosophy, naturalism is the conception that everything that exists – objects and events – can be explained by natural causes or principles. Extending all forms of transcendence, naturalism conceives of philosophical activity as an extension of scientific activity. Naturalism … Read More

As a result of the controversies over alternative medicine, the medical school through his dean suspended its university diploma of homeopathy for the beginning academic year in expectation of the position of the Haute Autorité de Santé (High Authority of … Read More