Scientists have developed a method for generating fast, bright proton beams using a high-repetition-rate laser-plasma accelerator ... of Physical Science of the Chinese Academy of Sciences ...

Mr. Xi called on private enterprises to “have ambition to serve the country” in a nod to the role that Chinese entrepreneurs play in developing technologies at the heart of China’s ...

Unlike blood donation, which can often be done every 8 weeks, you can donate plasma more often, up to twice a week. However, different organization may have their own guidelines on how often you can ...