#physics

speed What is the speed of light?

The speed of light is a fundamental physical constant, denoted by the letter c. It is the speed at which electromagnetic radiation (such as light)... Read more

science What are the basic principles of thermodynamics and their applications in science and engineering?

Thermodynamics is a branch of physics that deals with the relationships between heat, work, and energy. There are four basic principles of... Read more

space_dashboard How big is space?

Space is vast, to say the least. In fact, it is so large that it's difficult for the human mind to comprehend its sheer size. The observable... Read more

record_voice_over How do vibrating objects produce sound waves that travel through different media, such as air, water, and solids?

Sound is a type of energy that travels through different media, such as air, water, and solids. Vibrating objects, such as vocal cords or the strings... Read more

insights What is string theory?

String theory is a theoretical framework in physics that attempts to unify all known forces and particles in the universe. It posits that the... Read more

scatter_plot If I move at the speed of light and throw a stone forward, would it travel faster than light?

According to Einstein's theory of special relativity, the speed of light is an absolute limit that cannot be exceeded. This means that no matter how... Read more

visibility Where does light travel to and where does it stop?

Light travels through space in a straight line at a constant speed of 299,792 kilometers per second (or approximately 186,282 miles per second).... Read more

flare Does light travel indefinitely, or does it dissipate over time?

Light is one of the most intriguing phenomena in the universe, and one of its most remarkable properties is that it travels at a constant speed in a... Read more

wb_sunny How is the sun expected to evolve in the future?

The sun is a main sequence star, which means that it is in a stable phase of its evolution. However, as it continues to burn hydrogen in its core, it... Read more

science How does Einstein's theory of relativity differ from preceding theories?

Einstein's theory of relativity is one of the most significant scientific breakthroughs in history. Prior to Einstein's theory, the prevailing view... Read more