Tiny double accelerator recycles energy

A team of DESY scientists has built a miniature double particle accelerator that can recycle some of the laser energy fed into the system to boost the energy of the accelerated electrons a second time. The device uses narrowband ...

US judge orders Google to turn over data to FBI

A U.S. judge has ruled that Google Inc. must comply with the FBI's warrantless demands for customer data, rejecting the company's argument that the government's practice of issuing such requests to telecommunication companies, ...

Discovery of periodic tables for molecules

The periodic table of elements was proposed in 1869, and thereafter became one of the cornerstones of the natural sciences. This table was designed to contain all the elements found in nature in a special layout that groups ...

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