Einstein stated that the two forces are actually identical. Furthermore, if you were in the elevator accelerating upward and a beam of light entered the elevator parallel to the floor, the light ...

Einstein thought in images, such as one that began haunting him as a teenager: If a man could keep pace with a beam of light, what would he see? Would he see the electromagnetic wave frozen in ...

Einstein thought in images, such as one that began haunting him as a teenager: If a man could keep pace with a beam of light, what would he see? Would he see the electromagnetic wave frozen in ...

What would happen if you chased a beam of light as it moved through space? Einstein started wondering about this when he was just 16 years old. If you could somehow catch up to the light and ...

The tube shields a near vacuum through which a laser light beam is projected from the juncture ... Interestingly, Einstein also hypothesized that mass not only warps ("depresses") space-time ...

When you hear the name Albert Einstein, what do you think of ... At 26, Albert wrote four papers that changed how people understand light, energy, matter, time, and space. He studied these ...

Imagine you're standing on a train while your friend is standing outside the train, watching it pass by. If lightning struck on both ends of the train, your friend would see both bolts of ...

According to Albert Einstein's biography, the theory of relativity stemmed from his dream of riding a beam of light. From Newton to the present, scientists have been fascinated by light's physical ...