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‘Unwell’ Stephen Hawking misses 70th birthday event

British scientist Stephen Hawking was forced to miss a scientific debate to mark his 70th birthday Sunday due to ill health but sent an upbeat message saying he was living at a "glorious time".

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Stephen Hawking celebrates 70th birthday

British scientist Stephen Hawking celebrated his 70th birthday Sunday, an age many experts never expected the motor neurone disease sufferer to reach.

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Fuel for fusion

Oak Ridge National Laboratory's Fusion Pellet Fueling Lab has been at the center of design and testing of plasma fueling systems for tokamak research applications for decades. Since the mid-1970s, lab researchers have been designing, testing and contributing hardware for fusion magnetic confinement experiments here in the United States and around the world

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Untangling a protein’s influences

Most proteins have multiple moving parts that rearrange into different conformations to execute particular functions. Such changes may be induced by molecules in the immediate environment, including water and similar solvents as well as other molecules or drugs that a protein might encounter.

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Take two robots and call me in the morning

In the 1966 film "Fantastic Voyage," medical personnel board a submarine that shrinks to microscopic size and enters the bloodstream of a wounded diplomat to save his life.

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Researchers build a probe capable of capturing the motion of electrons in a nanoparticle

(PhysOrg.com) -- Scientists have known for quite some time that when light strikes objects, electrons are excited causing a tiny bit of oscillation to occur that results in the creation of an electric field. They also know that the amount of oscillation differs between different types of materials; electrons in metals such as gold and silver, for example, tend to oscillate more than do electrons in other materials.

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Stephen Hawking to turn 70, defying disease

British scientist Stephen Hawking has decoded some of the most puzzling mysteries of the universe but he has left one mystery unsolved: How he has managed to survive so long with such a crippling disease.

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NPL and SUERC calibrate a ‘rock clock’

New research by the National Physical Laboratory (NPL) and the Scottish Universities Environmental Research Centre (SUERC) will improve the accuracy of estimates of the time of geological events. The work centres on the calibration of one of the world's slowest clocks, known as the 'argon-argon clock'.

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Fastest X-ray images of tiny biological crystals

(PhysOrg.com) -- An international research team headed by DESY scientists from the Center for Free-Electron Laser Science (CFEL) in Hamburg, Germany, has recorded the shortest X-ray exposure of a protein crystal ever achieved. The incredible brief exposure time of 0.000 000 000 000 03 seconds (30 femtoseconds) opens up new possibilities for imaging molecular processes with X-rays

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Proposed experiment offers new way to generate macroscopic entanglement

(PhysOrg.com) -- In the development of quantum information processing, one of the key requirements is achieving quantum entanglement. But recently, physicists have been investigating other forms of quantum correlations besides entanglement, and wondering if they may be useful and if they may play a role in future quantum communication and computation. In a new study, scientists have found that other forms of quantum correlations can be used to obtain useful entanglement of macroscopic systems, providing new insight and potentially leading to novel quantum technologies.

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