What do you think about the idea of time? Is it real, or is it an illusion? I think the…
Browsing: Physics
Black holes exist in the real world but are also a theoretical nightmare. To understand their paradoxical nature, imagine each…
A cosmic horizon limits the observable universe. Beyond the cosmic horizon, there are other galaxies, but their light has not…
How many multiverses are there? The universe we can observe is not unique, but there are billions of others. In…
Real Star Trek Impulse Engine: Using conventional fuel rockets, it would take 16,000 years to reach the nearest star. Interstellar…
In the past, it was assumed that the universe would expand to a maximum in the future and then retreat…
The universe was born from nothing? At the beginning of everything, there was no matter and it appeared as a…
What is Gravity? Gravitational force is the force that large bodies, such as planets, exert on smaller objects. Gravitational force…
Table of contentsClassification of radiationNaturalArtificialNuclearTypes of radiationIonizingNon-ionizingElectromagneticRadiation RisksUtilization of radiation What is radiation? Radiation is various types of energy in…
In physical terms, time is what clocks measure. This may sound unsatisfactory, but this definition corresponds not only to our…