It’s always amazing, and more than a little humbling, when the universe reminds us that our “common sense” is provincial, ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

The surface of Earth is finite. We can measure it. If it was expanding, then its size would grow with time. And once again, good ol' Earth helps us understand what the universe might be doing beyond ...

Astronomers analyzing Sloan Digital Sky Survey data stumbled onto something they weren’t expecting: a structure stretching ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

Space. It's really, really big. How big is it? Well, according to astronomers, the observable universe is around 92 billion light-years in diameter, but that's all we can see (hence the word ...

Johns Hopkins University (JHU) continues to pad its space community résumé with its interactive map, “The map of the observable Universe,” that takes viewers on a 13.7-billion-year-old tour of the ...

Astronomers have compiled 15 years’ worth of data from the Sloan Digital Sky Survey into an interactive map of the observable universe. The map includes hordes of cosmic objects, like luminous blue ...

If you look across space with a telescope, you'll see countless galaxies, most of which host large central black holes, ...

WASHINGTON — Using data from NASA’s Wilkinson Microwave Anisotropy Probe (WMAP), scientists have identified an unexpected motion in distant galaxy clusters. The cause, they suggest, is the ...

The universe suddenly looks a lot more crowded, thanks to a deep-sky census assembled from surveys taken by NASA’s Hubble Space Telescope and other observatories. Astronomers came to the surprising ...

Cosmology is actually very concerned with the minimum size of the spatial dimensions. Usually this is talked about as the curvature of space. If space is positively curved, the space is 'curled up' on ...