Albert Einstein may be considered the greatest mind of the 20th century, but that doesn't mean he couldn't be stumped by the ...

Constantine Karatheodori is one of the greates mathematicians of the 20th century. He worked with many great minds including ...

Is time travel possible? What is a black hole, and in what sense are space, time and gravity a matter of "geometry"? The modern theory of spacetime introduced by Einstein provides a precise framework ...

They create the maps by observing how much dark matter bends visible light. It was a serious misjudgment on Einstein's part to dismiss the idea, at least initially, considering how important the ...

THE new Einstein 1 theory is mathematically attractive; but its role in science can only be established through the conclusions that can be drawn from it. Einstein himself hopes that his new ...