For an astronomical alignment to be considered archaeologically real, the alignment has to show intent.

The concept of time is so full of ambiguities and paradoxes that it is no wonder that many societies worship time and its mysteries.

Last 5 months' posts on Mastodon

The inside of a biological cell is considered a gel.

Humans are excellent at seeing patterns and categorizing what they see. Some are only imagination, others form the basis of our science.

Oumuamua is the first confirmed interstellar object.

Smolin’s book is titled Einstein’s Unfinished Revolution.It is about two problems Einstein never resolved in his lifetime.

A NetLogo model of a simple economy has a surprising result of inequality.

What is the true nature of physical reality? We perceive reality through our senses.

A dynamic system is a set of mathematical equations in which one or more variables change according to time.

April 10th, 2019 was my 70th birthday. On that day, the world got an extraordinary gift, the first image of a black hole. I was hoping...