Mea Vita: Carpe Diem

I enjoy learning new things, especially if it involves a paradigm shift that changes my perspective. But what's a trusted rule that yiel...

When we study how the universe behaves, we observe four forces (interactions): electromagnetic force, gravity, strong nuclear force, and t...

With all the news about next week's solar eclipse,  I was thinking about why we always see the same side of the moon. The answer is ...

I spent the last two weeks visiting my mother in my childhood home. It's been a long time since I've spent that much time here. Toni...

The Way to Eden. I'm reading  Ken Segall's thoughts and experiences while working with Steve Jobs. He's had so much interac...

Last Night's 23:01 EDT Launch Last night (aka today , if you were in Russia) I watched the lift off of Expedition 31 which put three...

Last weekend was one of the first times, in a long time, that I've been back to where I grew up for a holiday weekend. It was a beau...

I recently had a conversation where I was explaining why time slows down as you travel near the speed of light. The explanation is rather si...

Many years ago, my neighbor, Wynne Trenholme , who's now in his mid 90s, gave me several lunar module training manuals. Tonight, I scann...

Click to enlarge My First Laser & Holography Kit When I was in 8th grade (1981) I took a trip to Bellmawr, NJ (not far from Edmun...

This is one of my favorite photos of the space shuttle launching. You'd think that the shuttle goes straight up, but that wouldn't p...

A simple theory is that, since the Big Bang, humanity has been predetermined to exist. Let's presume no intervention by a supernatural b...