Your daily selection of the latest science news! According to Scientific American Content: Global People have always taken space for granted. It is just emptiness, after all—a backdrop to everything … Continue reading What Is Spacetime?
Stop the worlds, I want to get off. Credit: Victor Habbick/Shutterstock WASHINGTON — By some estimates, the known universe may contain as many as 2 trillion galaxies, with the average … Continue reading If We Live in a Multiverse, Where Are These Worlds Hiding?
In physics, they are all the same thing. But to you, me, and everyone else, time moves in one direction: from expectation, through experience, and into memory. This linearity is … Continue reading Time Might Only Exist in Your Head. And Everyone Else’s | ESIST