Watch An Emormous 'Plasma Snake' Erupt From The Sun

Over the course of April 28–29, a gigantic filament, briefly suspended above the surface* of the sun, broke off and created an enormous snakelike eruption of plasma that extended millions of miles out into space. The event was both powerful and beautiful, another demonstration of the incredible energy and activity of… » 5/01/15 5:30pm 5/01/15 5:30pm

These 234 Proto-Clusters Are A Rare Look Into Galaxy Cluster Formation

Why does space have structure? Why does our universe have not only stars, but galaxies and galactic clusters? Researchers recently identified 234 potential proto-clusters: candidates for early galactic clusters from when the universe was just 3 billion years old that may help solve this astrophysical mystery. » 4/02/15 7:30am 4/02/15 7:30am