All ages invited to attend virtual talks at Princeton Plasma Physics Laboratory All ages invited to attend virtual talks at Princeton Plasma Physics Laboratory The Princeton Plasma Physics Laboratory’s (PPPL) 36-year tradition of offering weekly cutting-edge, informative talks about a wide variety of science subjects will continue with a live online version. The Ronald E. Hatcher Science on Saturday Lecture Series resumes on Jan. 9 from 9:30-11:30 a.m. and continues through March 13 on the Zoom virtual meeting platform. Go to PPPL’s Science Education webpage for the link. The lecture series attracts hundreds of people each week, ranging from high school students to senior citizens who have been coming to the lectures for decades. The program is funded by the U.S. Department of Energy’s Office of Science, according to a press release from the PPPL.