What is Spacetime? Are space and time the same thing? Space was thought to be nothing, an empty void with no matter in it. In 1908, Hermann Minkowski...
Category - Science
“Do photons have mass?” in most textbooks, the answer is no. But is it proven that light does not have any mass? Has anyone every actually confirmed...
“Facts” that are not quite correct: 1) There is no gravity in space 2) Nothing can go faster than the speed of light. 3) Bees shouldn’t...
Why does the speed of light change in different media? or Does it? How photons always travel at the same speed, but the speed of light changes. In...
The law of energy conservation may be the most fundamental law in physics. It says that overall energy is always conserved. It can never be created...
Group human behavior can be largely explained by physics. In fact, crowds, traffic and pedestrian behavior can be modeled using using principle from...