Quantum Leap - Join Brian Greene on a wild ride into the weird realm of quantum physics, which governs the universe on the tiniest of scales. Greene brings quantum mechanics to life in a nightclub like no other, where objects pop in and out of existence, and things over here can affect others over there, instantaneously and without anything crossing the space between them.
This is a composite image of the brightest supernova remnant in optical light in the Large Magellanic Cloud. The Chandra X-ray image (blue) shows million-degree gas in the center. Much cooler gas at the outer parts of the remnant is seen in.
Best Of European Space Agency Photos - Herchel's Image Of Andromeda Galaxy The European Space Agency's Herschel Space Observatory took this infrared image of the Andromeda Galaxy, showing rings of dust that trace gaseous reservoirs where new stars are