Experimental mini-accelerator achieves record energy

Scientists at DESY have achieved a new world record for an experimental type of miniature particle accelerator: For the first time, a terahertz powered accelerator more than doubled the energy of the injected electrons. At ...

Faster, cleaner, less expensive method of dry cleaning

The most commonly used chemical in the dry cleaning industry is a solvent called perchloroethylene, or PERC. The Environmental Protection Agency has classified the chemical as a likely carcinogen, and the U.S. Occupational ...