The mind-bending concept of time dilation results from a seemingly harmless assumption—that the speed of light is the same ...

As for our Einstein debate, John Brooke, emeritus professor of science and religion at the University of Oxford, said of Einstein: “He was rather quirky about religion.” I could not have said ...

Einstein’s theory of relativity has inspired a model called the Block Universe, where all of time exists simultaneously. Physicists argue that our sense of time moving forward may just be an illusion ...

Albert Einstein's general theory of relativity was published more than a century ago and and it could save Earth from a black ...

Einstein's theory of gravity — general relativity — has been very successful for more than a century. However, it has theoretical shortcomings. When you purchase through links on our site, we ...

2.) Einstein added a cosmological constant, Λ, in General Relativity to keep the Universe static. General Relativity is a beautiful, elegant and powerful theory that changed our conception of the ...

The accelerating expansion of the Universe, first observed in 1998, remains one of the most profound mysteries in modern physics. It challenges long-standing assumptions about the cosmos and has ...

Just in time for Albert Einstein's 140th birthday, Hebrew University reveals the content of newly acquired manuscripts.

Einstein never worked directly on developing the world’s first atomic bomb for the United States, but its shadow loomed over ...

Einstein’s theory of general relativity suggests that our universe originated in a Big Bang. But black holes, and their gravitational forces, challenge the limits of Einstein’s work.