 Science @ NASA Feature Stories Podcast The Science and Technology Directorate at NASA's Marshall Space Flight C... 18 Feb 2010 at 1:00am NASA's Solar Dynamics Observatory amazed onlookers last week when it flew past a sundog and destroyed it. Must-see videos of the event captured shock waves from the rocket billowing through the sundog, eliciting cries of delight and amazement from the crowd below. Please vote for this podcast at PodcastAlley! Get this podcast story. Listen 17 Feb 2010 at 1:00am Imagine holding the entire sun in the palm of your hand. Now you can. A new iPhone app developed by NASA-supported programmers delivers a live global view of the sun directly to your cell phone. Please vote for this podcast at PodcastAlley! Get this podcast story. Listen 10 Feb 2010 at 1:00am Terrestrial gamma-ray flashes (TGFs) surge through thunderstorms at about the same altitude where commercial airliners fly. Do these blasts of gamma-radiation pose a hazard to air travelers? Please vote for this podcast at PodcastAlley! Get this podcast story. Listen 5 Feb 2010 at 1:00am The Solar Dynamics Observatory (SDO), slated for liftoff on Feb. 9th, will make IMAX-quality movies of solar explosions, peer beneath the stellar surface to see the sun's inner dynamo, and--researchers hope--unravel the mysteries of solar variability. Please vote for this podcast at PodcastAlley! Get this podcast story. Listen 2 Feb 2010 at 1:00am NASA's Hubble Space Telescope has observed a mysterious X-shaped debris pattern and trailing streamers of dust that suggest a head-on collision between two asteroids. Please vote for this podcast at PodcastAlley! Get this podcast story. Listen 29 Jan 2010 at 1:00am There's a mystery in the skies of Earth: Something is producing bright flashes of gamma radiation in the upper atmosphere of our own planet. A new NASA-NSF mission called Firefly is going to investigate. Please vote for this podcast at PodcastAlley! Get this podcast story. Listen The Science and Technology Directorate at NASA's Marshall Space Flight C... |