#physics
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
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
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
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
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
Kinetic energy is the energy an object possesses due to its motion, while potential energy is the energy an object possesses due to its position or... Read more
Lorentz's theory of relativity was developed in the late 19th and early 20th century, while Einstein's theory of relativity was published in 1905 and... Read more
According to Einstein's theory of special relativity, the speed of light is the universal speed limit. This means that nothing can travel faster than... Read more
Redshift and blueshift are two important concepts in physics and astronomy. They are related to the Doppler effect, which is the change in the... Read more
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