Posts by Doug Hullander

Just a few thoughts about ET

Just a few thoughts about ET

Sci-Fi writers have convinced us that space creatures probably look somewhat like us, howbeit with a green complexion. But thinking ET’s are human-like is conceitedly anthropocentric to say the least. Not only is it quite possible that ET’s look nothing like us, but their metabolism might be based, not on carbon biochemistry like ours, but […]

What exactly is the Milky Way?

What exactly is the Milky Way?

On a clear, moonless night, far away from the lights of a city, the Milky Way is visible as that majestic, hazy swath of star light, that spans a large portion of the sky. So much for a rather cursory description. That’s what it looks like. But, specifically, what constitutes the Milky Way? The Milky […]

NOT TOO HOT…NOT TOO COLD…But what about that ...

NOT TOO HOT…NOT TOO COLD…But what about that UV?

For decades now it’s been accepted that for life to exist on other planets, those worlds would have to be just the right distance from their parent star, the “right distance” defined as the Goldilocks zone. Here, liquid water, an essential player in the creation of life, would be able to exist. But there’s another […]

What’s the difference between a byte and a bit?

What’s the difference between a byte and a bit?

A bit is a one or a zero. One is switch “on”. Zero is switch “Off”. It’s the binary system, the language of computers. A byte is a group of 8 bits, so it’s some combination of ones and zeros. Internet speeds are given in bits per second. So if your ISP provides you a […]