A spiral through frozen helium

What you're seeing here is a spiral created by a special state of matter called supersolidity. All it takes is freezing cold helium and a few other helium atoms intrepid enough to crawl through it. Put them together and you can make an incredible pattern. » 3/01/13 7:20am 3/01/13 7:20am

Neutron star observed creating otherwise impossible form of matter

Neutron stars are the unimaginably dense remnants of collapsed giant stars. They get their name because the conditions inside are so fierce that atoms are smashed apart into a soup of protons, electrons, and, yes, neutrons. And now we have the first direct evidence that neutron stars are forming superfluids of… » 2/06/11 1:20pm 2/06/11 1:20pm