NASA's Solar Dynamics Observatory has released dramatic video of a "mid-level" solar flare from April 2. [youtube:http://youtu.be/_8yPQEE2Dnk] Flares are short, powerful bursts of radiation emitted from the sun's surface. NASA says the radiation cannot penetrate the Earth's atmosphere, but on rare…

Feb 20

How massive sloshing stars make fiery supernovas

Scientists believe they have finally captured what happens in the heart of a star before it explodes in a supernova. With the help of NASA’s Nuclear Spectroscopic Telescope Array (NuSTAR), scientists mapped how shockwaves rip apart dying stars. Their…

What's in the box? A NASA-style holiday gift: the @NASA_Orion heat shield ships today from NH to @NASAKennedy pic.twitter.com/T5DuWtjda5— NASA (@NASA) December 4, 2013…

.embed-container { position: relative; padding-bottom: 56.25%; padding-top: 30px; height: 0; overflow: hidden; max-width: 100%; height: auto; } .embed-container iframe, .embed-container object, .embed-container embed { position: absolute; top: 0; left: 0; width: 100%; height: 100%; } China launched its unmanned…