In its 40 years of existence, Washington, D.C.-area heavy rock outfit Pentagram has won over music critics, influenced countless bands and spawned an entire genre of music.

I have spent years working to understand what cosmic voids teach us about the wider universe and its history. And in the course of my studies, I have learned to reject that temptation.

He attributed the variation to the presence of internal voids in the drops which would alter either the contour of the drop, thus affecting measurements based on this parameter, or the presumed ...