kvnglbrtsn + physics   13

The Search for a More Perfect Kilogram
"Relative to the témoins and to the national standards, Le Grand K has been losing weight — or, by the definition of mass under the metric system, the rest of the universe has been getting fatter."
physics  science  standards 
january 2012 by kvnglbrtsn
Schumann resonances
"The Schumann resonances (SR) are a set of spectrum peaks in the extremely low frequency (ELF) portion of the Earth's electromagnetic field spectrum. Schumann resonances are global electromagnetic resonances, excited by lightning discharges in the cavity formed by the Earth surface and the ionosphere." from Wikipedia.
physics  science  earth 
may 2010 by kvnglbrtsn
"Quantum Microphone" Puts Naked-Eye Object in 2 Places at Once
A new device tests the limits of Schrödinger's cat. from Scientific American.
physics  quantum  science 
march 2010 by kvnglbrtsn
In Brookhaven Collider, Scientists Briefly Break a Law of Nature
"...physicists have been accelerating gold nuclei around a 2.4-mile underground ring to 99.995 percent of the speed of light and then colliding them in an effort to melt protons and neutrons and free their constituents — quarks and gluons. The goal has been a state of matter called a quark-gluon plasma, which theorists believe existed when the universe was only a microsecond old." from NYT.
science  physics  nature 
february 2010 by kvnglbrtsn
July eclipse is best chance to look for gravity anomaly
The plan is to test a controversial theory: the possibility that gravity drops slightly during a total eclipse.
science  astronomy  physics 
july 2009 by kvnglbrtsn
A Quantum Memory Leap
quantum computation and entangled qubits. from technology review.
physics  quantum  computer 
january 2009 by kvnglbrtsn
The Nature of Glass Remains Anything but Clear
the deepest and most interesting unsolved problem in solid state theory. from nyt.
science  chemistry  physics 
july 2008 by kvnglbrtsn
Using Causality to Solve the Puzzle of Quantum Spacetime
the search for a theory of quantum gravity. from scientific american.
science  space  quantum  physics 
june 2008 by kvnglbrtsn
Dark Energy
the enigma of dark energy, explained.
astronomy  physics  science  space  cosmology 
december 2007 by kvnglbrtsn

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