We show how this "cosmic clock" uncovers the evolution of rivers, coasts and habitats.

Like stretch marks left on skin that expanded too quickly or cracks embedded in freezing ice, cosmic strings are artifacts of ...

Will two rare supernovas finally tell us how fast the universe is expanding? Perhaps, but we'll have to wait for it for them ...

Telescopes from the CLASS project in Chile detect faint microwave signals from the early universe. (Deniz Valle and Jullianna Couto/Johns Hopkins University) (CN) — High in Chile’s Andes Mountains, ...

Astronomers have for the first time spotted two galaxies in the throes of a deep-space “duel.”Related video above: The dark energy pushing our universe apart may not be what it seems, scientists ...

Cosmic Watch app, the abstract concept of time becomes a tangible experience on any mobile phone and tablet. This technical innovation made in Switzerland leads the astronomical clock into the digital ...