A Bible-based assumption of a few thousand years was made by Isaac Newton. Einstein believed in a World that was steady-state, ageless. Since then, somewhere in the centre, data obtained from the Universe places the probable response. First Ingredient: Quantum mechanics In the early 20th century, it was realized that the stability of atomic …
How Old is the Universe? (All Calculations so far) Read More »
Is Light Particle or Wave? Bohr considered electrons as particles and light as a wave in his development, Einstein’s concept of the existence of two theories of light (waves and particles) which had not been connected in a logical way had already been accepted. Then another renowned scientist appears Louis de Broglie, who suggested a …
The temperature of an object actually measures the degree of agitation of the molecules that compose it. The more an object is hot, the more its molecules are agitated by rapid and erratic movements; this is called the thermal agitation. It is said that an object is at a temperature of absolute zero when its …
What is the Frequency of a Wave? Radio waves, microwaves, X-rays, infrared light, all these names describe, in fact, the same phenomenon: The electromagnetic waves. An electromagnetic field surrounds us always, in the same way that air surrounds us. Electromagnetic waves are disturbances in the electromagnetic field, as the sound is a disturbance of air …
