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(PhysOrg.com) -- When most of us think of an atom, we think of tiny electrons whizzing around a stationary, dense nucleus composed of protons and neutrons, collectively known as nucleons. A collaboration between the U.S. Department of Energy's Argonne and Thomas Jefferson National Laboratories has demonstrated just how different reality is from our simple picture, showing that a quarter of the nucleons in a dense nucleus exceed 25 percent of the speed of light, turning the picture of a static nucleus on its head.

Put on a pair of headphones and turn up the volume so that you can’t even hear yourself speak. For those who stutter, this is when the magic happens. Without the ability to hear their own voice, people with this speech impediment no longer stumble over their words--as was recently portrayed in the movie The King’s Speech .

Autism isn't always easy to spot, but this simple checklist can help

Autism-spectrum disorders can be hard to spot, but this simple checklist can help

SimpleGeo has placed 20 million locations for "places" in the public domain to drive developers of location-based service apps. The thing is that data, combined with location-tracking smartphones, could spark unsavory uses too. In a direct challenge to Foursquare's effort to become the "Rosetta stone" for location-data on identifiable geo-located "places," SimpleGeo is trying to spark a revolution in location-based app writing by making the data for 20 million places available on its servers under the Creative Commons Zero license--essentially placing the data for free into the public domain.