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A Step Toward Optical Transistors?
April 9, 2013 — Researchers have demonstrated a new way to control light in semiconductor ... > full story -
'Spooky Action at a Distance' Aboard the International Space Station
April 9, 2013 — Albert Einstein famously described quantum entanglement as "spooky action at distance"; however, up until now experiments that examine this peculiar aspect of physics have been limited to relatively ... > full story -
Energy and the Environment
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New Insight Into Photosynthesis: Carotenoids Can Capture Blue/green Light and Pass Energy on to Chlorophylls
April 4, 2013 — Pigments found in plants and purple bacteria employed to provide protection from sun damage do more than just that. Researchers have found that they also help to harvest light energy during ... > full story -
Don't Call It Vaporware: Scientists Use Cloud of Atoms as Optical Memory Device
April 4, 2013 — Talk about storing data in the cloud. Scientists have taken this to a whole new level by demonstrating that they can store visual images within quite an ethereal memory device -- a thin vapor of ... > full story -
Quantum Tricks Drive Magnetic Switching Into the Fast Lane
April 3, 2013 — Researchers in the U.S. and Greece have found a new way to switch magnetism that is at least 1000 times faster than currently used in magnetic memory technologies. Magnetic switching is used to ... > full story -
Building Quantum States With Individual Silicon Atoms
April 3, 2013 — By introducing individual silicon atom 'defects' using a scanning tunneling microscope, scientists have coupled single atoms to form quantum ... > full story -
Quantum Cryptography: On Wings of Light
April 3, 2013 — Physicists have, for the first time, successfully transmitted a secure quantum code through the atmosphere from an aircraft to a ground ... > full story -
Quantum Dot Commands Light: A Solid State Ultrafast Logic Gate on a Photon
April 1, 2013 — If you could peek at the inner workings of a computer processor you would see billions of transistors switching back and forth between two states. In optical communications, information from the ... > full story -
Quantum Computing? Physicists' New Technique for Cooling Molecules May Be a Stepping Stone to Quantum Computing
March 27, 2013 — At the heart of next-generation computers may be a collection of ultracold molecules held at temperatures a mere fraction of a degree above absolute zero. By combining two traditional atomic cooling ... > full story -
Speed of Light May Not Be Fixed, Scientists Suggest; Ephemeral Vacuum Particles Induce Speed-of-Light Fluctuations
March 25, 2013 — Two new articles challenge established wisdom about the nature of vacuum. In one article scientists have identified a quantum level mechanism for interpreting vacuum as being filled with pairs of ... > full story
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