How to Make a Better Invisibility Cloak—With Lasers
So now imagine what we could do if ... fabric of space-time in Einstein’s general relativity. These let you derive the structure of a metamaterial from the way you want it to affect the flow of light. Thanks to direct laser writing, invisibility cloaks ...
Full Show: The Conscience of a Compassionate Conservative
BILL MOYERS: What does that mean? ARTHUR C. BROOKS: That means basically we have a concept of the safety net that is either, in comic book form: we're against it because ... like Wal-Mart to change their wage structure, because you know what they'll ...
Watching the Tug of War between Structure and Superconductivity
Among the results, which were published in the July 31, 2009 edition of Physical Review Letters, the group showed that the superconducting form of iron ... over what distance a crystal structure has to be distorted in order to affect its properties."
Correction: FBI Headquarters story
The General Services Administration, which oversees federal office space, named two sites in suburban Maryland and one in northern Virginia as the three finalists for the new FBI headquarters. The J. Edgar Hoover Building, a hulking Brutalist structure ...
Experts share how to put on the best beach weddings
Those wishing to get married on the beach should also consider the tides and how it will affect ... structure to make sure pieces are not carried off in the wind. Miriam also uses silk and plastic flowers, so they won’t be ruined if they get wet. “They ...