My iPhone Prediction vs. Results

Well, I was wrong about the iPhone 9. That name didn't appear but regarding the persistence of "iPhone X" with possible suffixes seemed to hold. So I was wrong on one side and right on the other. (More)

Fun with MS-DOS 2.10

I’ve been having a blast with DOS 2.10. Actually it’s PC-DOS 2.10, the IBM version. I built a simple DOS VM on VirtualBox on my Mac, found and downloaded PC-DOS install floppy images, maybe there was just one floppy, and booted up the computer from the floppy. (More)

Building a Small Z80 Computer

I came across this really neat video, “Building a small Z80 computers - how old computers and consoles work,” where the author builds almost the simplest possible working Z80 computer. The Z80 was the processor at the heart of many of the CP/M computers in the late 70s and early 80s. (More)

My iPhone Prediction

When the iPhone X, 8, and 8 Plus came out last year, I made a prediction about what would happen this year and after. (More)

Venus at Greatest Elongation

In the article in EarthSky, “Moon near Jupiter, plus a Venus milestone,” Bruce McClure has a nice explanation of greatest elongation, which Venus achieved yesterday. (More)

Rock Solid Seeing

In all my years of observing there are a few nights that stand out. Wednesday night was one of them. For decades I've preached how the hazy, dead air of summer is favorable for observing the planets. The air is not transparent, but for the planets it doesn't matter. (More)

The Perseid Meteor Shower 2018

You should be able to see 60 to 70 meteors per hour if you’re in a dark place with a very open sky and watch past midnight for several hours. The Perseids are famous for having some very bright meteors mixed in with the smaller ones. (More)

Star S2 Orbits Black Hole Sgr A*

Observations have been made of a star S2 apparently orbiting the black hole at the center of the Milky Way Galaxy Sgr A* using positional and spectroscopic observations at the Very Large Telescope on Cerro Paranal in Chile. (More)

Font pairs

Wed 2018–08–01 00:30:44 –0400 From an article on Hacker News I found a reference to this excellent site for sampling and seeing font pairs. You can type into the samples to see what your own text looks like. fontpair.com

Archived Old Blogs

Tue 2018–07–31 23:26:51 –0400 I’ve created a forwarding address to the previous Octopress/Jekyll blog which is archived in an Amazon AWS bucket. Actually the original published version is still present at it’s Github site. daily–2013–2018.monolith149.com