The longest-lived stars in the cosmos may not survive for 101100 years after all. A new theoretical estimate places the ...

Radiation is energy that moves from one place to another in a form that can be described as waves or particles. We are exposed to radiation in our everyday life. Some of the most familiar sources of ...

Radiation from used nuclear fuel could be used to create a valuable fuel additive needed for renewable biodiesel, scientists in Slovenia and the UK have shown. The research highlights that there are ...

Components of a typical laser include gain medium, laser pumping energy and resonant optical cavity. The output frequency of most lasers is fixed or within a small range, and it is difficult to ...

A team from the Institute of Chemical Technology (ITQ), a joint research centre of the Universitat Politècnica de València (UPV) and the Spanish National Research Council (CSIC), and the Institute of ...