amy + physics   53

Solid-state quantum memory unveiled
Broadband quantum networks inched closer to reality recently when researchers demonstrated the ability to transfer quantum-bits (qubits) from entangled photons to solid-state crystalline memory devices. Using a super-cooled crystal the researchers were able to demonstrate the reversible transfer of entangled qubits from a quantum network waveguide to the solid-state memory and back again.
physics  computing  cool 
january 2011 by amy
New IBM memory promises faster, higher-capacity devices | Cutting Edge - CNET News
A new kind of memory from IBM Labs is promising to revolutionize how much data we can store and how fast we can access it on our mobile and desktop devices.
After spending six years as a theoretical concept, the memory, dubbed Racetrack, finally is a huge step closer to reality. Researchers at IBM have recently confirmed that their theories of the physics behind Racetrack are valid and can be used to develop and manufacture this new type of memory.

How does Racetrack work? Unlike conventional memory, which needs to seek out the data it needs, Racetrack automatically moves the data to where it can be used. That serves to not only speed up data access but allow much more data to be stored in a smaller area.
The memory is so named because it moves the magnetic bits of data along thin, nanowire "racetracks," 1,000 times finer than a strand of hair.
technology  storage  physics  hardware 
december 2010 by amy
Cosmic Rebirth - US News and World Report
Most cosmologists trace the birth of the universe to the Big Bang 13.7 billion years ago. But a new analysis of the relic radiation generated by that explosive event suggests the universe got its start eons earlier and has cycled through myriad episodes of birth and death, with the Big Bang merely the most recent in a series of starting guns.
astronomy  physics 
november 2010 by amy
REVEALED: WHY HOT WATER FREEZES FASTER THAN COLD
huh, had no idea that this was still rather a mystery
physics  chemistry 
april 2010 by amy
James Governor
New post by @monkchips "blew my head clean off". How many so-called “soc media experts” have read any network theory?" http://bit.ly/2hfWSc
twitter_fav  @KathySierra  books  physics  statistics  social_media 
october 2009 by amy
Sustainable Energy Without the Hot Air: the Freakonomics of conservation, climate and energy - Boing Boing
This is to energy and climate what Freakonomics is to economics: an accessible, meaty, by-the-numbers look at the physics and practicalities of energy. MacKay, a Cambridge Physics prof, approaches the subject of carbon and sustainability with a scientific, numeric eye.
books  environment  statistics  physics  climate 
april 2009 by amy
Annals of Science: Crash Course: Reporting & Essays: The New Yorker
Sometime in the next few months, physicists at CERN will finish preparations for the most ambitious particle-physics experiment ever, which will be conducted in an apparatus modestly referred to as the Large Hadron Collider, or L.H.C.
physics  science  journalism 
september 2007 by amy
True random number generator goes online | Press Esc
A 'true' random number generator that relies on the unpredictable quantum process of photon emission has gone online providing academic and scientific community access to true random numbers free of charge.
cool  math  physics 
july 2007 by amy
BBC NEWS | Technology | Good vibes power tiny generator
The tiny device, which is less than one cubic centimetre in size, uses vibrations in the world around it to make magnets on a cantilever at the heart of the device wobble to generate power.
physics  health  science 
july 2007 by amy
Free Energy Tracker
Steorn's perpetual motion claims are extraordinary. They've raised millions from investors, and 2007 is the year that this will all change the world or Steorn will fall apart. Which will it be? Find out here first.
physics 
july 2007 by amy
Fermilab Statement on LHC Magnet Test Failure
On Tuesday, March 27,  there was a serious failure in a high-pressure test at CERN of a Fermilab-built "inner-triplet" series of three quadrupole magnets in the tunnel of the Large Hadron Collid
physics  bummer 
april 2007 by amy
The Observer | UK News | Scientists flock to test 'free energy' discovery
A man who claims to have developed a free energy technology which could power everything from mobile phones to cars has received more than 400 applications from scientists to test it.
science  physics 
august 2006 by amy
MENLO PARK / Ancient past via Webcast / Stanford researchers unveil Archimedes' writings on Internet
researchers at Stanford University used the Internet to broadcast across the world the decoding of an ancient mathematics text, written by one of the founding fathers of calculus...
history  archaeology  mathematics  physics  research 
august 2006 by amy
New Scientist News - Three cosmic enigmas, one audacious answer
DARK energy and dark matter, two of the greatest mysteries confronting physicists, may be two sides of the same coin. A new and as yet undiscovered kind of star could explain both phenomena and, in turn, remove black holes from the lexicon of cosmology.
physics  astronomy  science  research 
march 2006 by amy

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