Cambridge, Massachusetts - In a modern, multicore chip, every core - or processor - has its own small memory cache, where it stores frequently used data. But the chip also has a larger, shared cache, which all the cores can access.

Cambridge, Massachusetts - The boiling of water is at the heart of many industrial processes, from the operation of electric power plants to chemical processing and desalination. But the details of what happens on a hot surface as water boils have been poorly understood, so unexpected hotspots can sometimes melt expensive equipment and disable plants.

Cambridge, Massachusetts - Got rope? Then try this experiment: Cross both ends, left over right, then bring the left end under and out, as if tying a pair of shoelaces. If you repeat this sequence, you get what’s called a “granny” knot. If, instead, you cross both ends again, this time right over left, you’ve created a sturdier “reef” knot.

Washington, DC - Police across the nation are being targeted at random.  They are being shot at and, so far this year, more than two dozen cops have been murdered.  Meanwhile, anonymous phone calls have been logged by 911 exchanges in at least two cities, with threats like this one: "we are about to start striking fear shooting down all cops that we see by themselves."

San Juan, Puerto Rico - Thirty-one individuals were arrested Thursday for conspiring to commit mail fraud, theft of government money and property and aggravated identity theft. The arrests took place following a joint probe by U.S. Immigration and Customs Enforcement's (ICE) Homeland Security Investigations (HSI), FBI and the U.S. Department of Education’s Office of the Inspector General dubbed Bad Grades.

Huntsville, Alabama - NASA is partnering with Harmonic, a worldwide leader in video delivery infrastructure, to launch NASA TV UHD, the first ever non-commercial consumer ultra-high definition (UHD) channel in North America. The partnership is the result of a Space Act Agreement between Harmonic and the agency’s Marshall Space Flight Center in Huntsville, Alabama.