Monthly Archives: October 2016

I know, I repeat these from time to time.  But I’m always making an effort to remember them all and collect them in one place. Galaxies.  If, as I assume to be the case, galaxies keep their shape as they … Continue reading →

When I was a little boy, T. Rex was my hero, sort of. With a name like “tyrant king,” there could be little doubt about its supremacy on this planet. Aside from some possible character flaws, this creature had to … Continue reading →

Dark Matter, Stars, Galaxies, Compact Disks And Vinyl Records   We can now all recite this familiar party line from the physicists and cosmologists: “When we looked at galaxies, we expected the stars at the galactic edges to be moving … Continue reading →