Carl Sagan told us that there are more stars in the universe than there are grains of sand on all of the Earth's beaches. At the same time, there are more H 2 O molecules in just 10 drops of water ...

I’m getting email and tweets about a Flash-based interactive tool where you can zoom in and out on the Universe, getting a scale of things from the tiniest fluctuations in the quantum foam of space to ...

The latest wave of cosmology results suggests the universe might not be the smooth, predictable machine textbooks once ...

Mikhail Ivanov, Oliver Philcox, and Marko Simonović won the New Horizons Award for their work on large scale structures — the strands and filaments of our universe which contain buried clues to its ...

Scientists uncover the universe’s most massive object, glowing yellow, blue, and pink at 100 million °C, while a true inferno ...

Martin Bucher reviews The Cosmic Web: Mysterious Architecture of the Universe by J Richard Gott Does the large-scale universe look more like meatballs, like Swiss cheese or like a sponge? A meatball ...

If you were to go as far out into space as you can imagine, what would you encounter? Would there be a limit to how far you could go, or could you travel a limitless distance? Would you eventually ...