We would hope that the moment that we eternally live in, the “now,” would have a concrete scientific explanation. But the truth is far more complicated, says the relativity ...

America’s crippling strikes against Iran’s nuclear program in June have created a narrow window to avoid a strategic nightmare: namely, fighting China, Russia, and Iran all at once. To stop Russia ...

Do claims about the future presently have truth values? Do objects have temporal parts? Is time travel possible? What does special relativity have to say about the previous questions? We will do some ...