This enormous chain of hundreds of galaxies—a cosmic filament—is twisting through space 400 million light-years away ...

Physicist Sean Carroll explains how physics, astronomy, philosophy, and classics all help us understand the expanding universe and our place in it ...

Now physicists from the University of Washington are taking a big swing at answering that question. All matter exerts gravitational force. The more mass the object has, the greater the force. Yet, a ...

We’ve been told by science that the universe is expanding relentlessly, driven by a mysterious force called dark energy. Eventually, galaxies would drift so far apart that the night sky would go black ...

Researchers at the University of British Columbia Okanagan have published a mathematical argument that, they say, rules out ...