A Necessary Introduction Two days ago, while we were working, the power went out. While we waited for it to come back on, we had a musical debate among several colleagues from different generations, and,

All of the photos in this set were taken in the late 1960s and early 1970s and they were probably all taken in the Lansing, Michigan area.

This publication was also writen in SPANISH and PORTUGUESE. Physics World Whenever I watch a “chaotic” movie, I find myself imagining different scenarios in real life that I had never paid attention to

Who likes to look at the sky? I think that almost all people like to raise their heads up, look at the sky and at least think a little about something. Someone may think of high spiritual things, and someone