Astrophysics in a Nutshell

Neil DeGrasse Tyson’s short (222 page) book on astrophysics is attractive in a 4.5 x 7.5- inch format (hardbound). Just looking at it you get the impression it would be easy and fun to read. If you have some science … Continue reading

Baxter – Manifold Time

One’s personal viewpoint, constrained as it is by embodiment in time and location, is necessarily only one way of seeing things. Fortunately, we are capable of abstraction and generalization, so we can imagine viewpoints other than our own, and even, … Continue reading

Cranking it Backwards

I was listening to a lecture on linguistics and the subject was Proto-Indo-European, (PIE) the prehistoric ancestor of English and many other languages. Words in the PIE language are derived from comparative analysis of all known existing and historical languages in a … Continue reading