NASA's deep space communications to get a laser boost

Set to launch this fall, NASA's Deep Space Optical Communications (DSOC) project will test how lasers could speed up data transmission far beyond the capacity of current radio frequency systems used in space. Known as a technology ...

Creating communities with blended learning

Linlin Pei, together with her supervisors Cindy Poortman, Kim Schildkamp and Nieck Benes studied three blended learning courses at the University of Twente to find the main factors that contribute to or limit the sense of ...

Team manages to dynamically control trions with a waveguide

Things do not always go as one wants in reality. This is especially true in the world of light. However, a research team at POSTECH has successfully controlled "trions," a breakthrough toward developing what could ultimately ...

Coal trains increase air pollution in San Francisco bay area

Coal trains and terminal operations add a significant amount of fine particulate matter (PM2.5) pollution to urban areas, more so than other freight or passenger trains, according to a study conducted in Richmond, California, ...

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