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Science @ NASA Feature Stories Podcast: Episodes

<p><img src="http://science.nasa.gov/media/medialibrary/2010/12/06/thumbnail2.jpg" align="right" />
The annual Geminid meteor shower peaks this year on Dec. 13th and 14th. Researchers don't fully understand the Geminids, and new measurements make it more mysterious than ever.
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<p><img src="http://science.nasa.gov/media/medialibrary/2010/12/02/thumbnail.jpg" align="right" />
NASA-supported researchers have discovered the first known microorganism on Earth able to thrive and reproduce using the toxic chemical arsenic. The microorganism, which lives in California's Mono Lake, ...
<p><img src="http://science.nasa.gov/media/medialibrary/2010/11/23/thumbnail.jpg" align="right" />
Some of the comets in our Solar System probably came from other stars, according to new research by NASA-supported scientists. Studying these 'alien' comets, they say, could reveal new information about ...
<p><img src="http://science.nasa.gov/media/medialibrary/2010/10/13/thumbnail.jpg" align="right" />
NASA's Hubble Space Telescope has captured rare images of a suspected asteroid collision. The snapshots show a bizarre X-shaped object at the head of a comet-like trail of material. Their findings will ...
<p><img src="http://science.nasa.gov/headlines/y2010/images/sunsetplanets/frontpage.jpg" align="right" />
The solar system's innermost planets are about to put on a beautiful show. Keep an eye on the sunset this weekend for a bright conjunction of Venus and Mercury.

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<p><img src="http://science.nasa.gov/headlines/y2010/images/darkasteroids/frontpage.jpg" align="right" />
Every day, a NASA infrared space telescope named &quot;WISE&quot; is discovering dozens of previously unknown asteroids. The observatory is making a remarkable contribution to the census of dark ...
<p><img src="http://science.nasa.gov/headlines/y2010/images/coolmovie/frontpage.jpg" align="right" />
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, ...
<p><img src="http://science.nasa.gov/headlines/y2010/images/3dsun/frontpage.jpg" align="right" />
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.

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<p><img src="http://science.nasa.gov/headlines/y2010/images/friendlyskies/frontpage.jpg" align="right" />
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?

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<p><img src="http://science.nasa.gov/headlines/y2010/images/sdo/frontpage.jpg" align="right" />
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 ...
<p><img src="http://science.nasa.gov/headlines/y2010/images/asteroidcollision/frontpage.jpg" align="right" />
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.

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<p><img src="http://science.nasa.gov/headlines/y2010/images/firefly/frontpage.jpg" align="right" />
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. ...
<p><img src="http://science.nasa.gov/headlines/y2010/images/spirit/frontpage.jpg" align="right" />
NASA announced today that Mars rover Spirit cannot be freed from its Martian sandtrap. Now the rover will begin a second career as a stationary science platform.

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<p><img src="http://science.nasa.gov/headlines/y2010/images/mars/frontpage.jpg" align="right" />
This week Earth and Mars are having a close encounter. On Jan. 27th, the Red Planet will be only 99 million kilometers away and look bigger through a telescope than at any time between 2008 and 2014.

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<p><img src="http://science.nasa.gov/headlines/y2010/images/ibex2/frontpage.jpg" align="right" />
Evidence is mounting that a strong magnetic field lurks just beyond the edge of the solar system. This could explain the recent discovery of a &quot;giant ribbon&quot; in space by NASA's IBEX spacecraft.

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<p><img src="http://science.nasa.gov/headlines/y2010/images/planetsafari/frontpage.jpg" align="right" />
NASA's next great observatory, the James Webb Space Telescope, is designed to study stars and galaxies. Astronomers are beginning to realize, however, that Webb will make a great planet hunter too.

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<p><img src="http://science.nasa.gov/headlines/y2010/images/flyingtelescope/frontpage.jpg" align="right" />
Most astronomers wouldn't dream of opening their observatory's doors in 100 mph winds. Yet NASA's new SOFIA telescope recently flew in an airplane at 250 mph with doors wide open.

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<p><img src="http://science.nasa.gov/headlines/y2010/images/nustar/frontpage.jpg" align="right" />
NASA is building a new space telescope named &quot;NuSTAR&quot; to answer a question that has been vexing astrophysicists for decades: Why won't the supernova explode?

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<p><img src="http://science.nasa.gov/headlines/y2010/images/fiveplanets/frontpage2.jpg" align="right" />
NASA's Kepler space telescope, designed to find Earth-size planets in the habitable zone of sun-like stars, has discovered its first five new exoplanets.

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<p><img src="http://science.nasa.gov/headlines/y2009/images/uncertainfuture/frontpage.jpg" align="right" />
NASA's Mars rover Spirit is about to mark six years of Red Planet exploration. However, the upcoming Martian winter could end the roving career of the beloved, scrappy robot.

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