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Steven W. Disbrow

“Unless we come up with a way to move the Earth out of the way, we are basically marking time until one of these things hits us.” more

Aug 7, 2014 12:00 AM Just A Theory

Finally! After being foretold for years, the mother of all Teachable Moments is finally here! On Monday, August 21st, 2017, between 1 p.m. and 4 p.m., there will be a Solar Eclipse visible from Chattanooga and the area to the north of the city. more

Aug 16, 2017 12:24 PM Just A Theory

After failing miserably last month to give you a full-sized “Top 10” list of Human Parasites, I thought I’d try again, and see if I can make it to at least Seven Signs of Climate Change. So, here we go ... more

Jul 20, 2017 10:01 AM Just A Theory

It’s that time again. Riverbend is here and so is my deadline. With that in mind, this month you get a cliché “Summer Top 10” list. But, given that it’s a list of Human Parasites, you know it’s gonna suck, literally and figuratively. more

Jun 14, 2017 12:05 PM Just A Theory

As I’ve mentioned in the past, America has a paradoxical relationship with Science. On the one hand, we all benefit from the results of science, but, as a country, we seem to be less and less convinced of the value of science. more

May 17, 2017 11:41 AM Just A Theory

As long-time readers know, space science is a particular interest of mine. One reason is that there’s always something interesting going on. In fact, the next few months are going to be particularly exciting as there are several events to look ... more

Apr 19, 2017 1:29 PM Just A Theory

The past few years have seen an explosion in the number of exoplanets that we’ve discovered. In fact, it seems that almost every star we look at has one or more planets whizzing around it. For those of us of a certain age, it’s hard to believe ... more

Mar 15, 2017 11:12 AM Just A Theory

When Charles Darwin came up with his theory of evolution by means of natural selection, the prevailing wisdom of the time was that man had been created, as is, by a supernatural entity, some six- to ten-thousand years earlier. Man, it was said ... more

Feb 15, 2017 12:58 PM Just A Theory 1 Comments

So, this is a column about “Science,” but, what exactly is Science? Well, first of all, let’s talk about a few things Science isn’t: It’s not a Religion. Religion is based on Faith: An unshakable belief in things unseen and possibly even unknowable . more

Jan 18, 2017 12:41 PM Just A Theory

Every now and again, there’s so much going on in the realm of scientific research, that it’s impossible for me to pick just one story to focus on. That’s right, it’s time for another Research Roundup! more

Dec 14, 2016 11:33 AM Just A Theory

When I was a kid, I loved to read comic books. And, apart from run of the mill super-heroics, my favorite stories always involved crossovers where the heroes from the main book would meet (and usually fight with) heroes from a different ... more

Nov 16, 2016 11:28 AM Just A Theory 1 Comments

In the movie The Matrix, our hero “Neo” (a.k.a, “The One”), finds out that the world he knows is actually a sophisticated computer simulation. The purpose of the simulation is to keep humans docile and supplying a constant stream ... more

Oct 19, 2016 1:34 PM Just A Theory

Do you know what the deadliest animal in the world is? Sharks? Nope. Tigers? Not even close! Humans? Believe it or not, we’re just the second deadliest. The deadliest animal in the world is actually the humble Mosquito. That’s right, the Mosquito ... more

Sep 14, 2016 12:54 PM Just A Theory

About 1,500 light years from here is a very unusual star. Its official designation is “KIC 8462852,” but it’s more colloquially known as “Tabby’s Star.” It’s called this because it exhibits some very strange behaviors that were first noticed ... more

Aug 17, 2016 1:05 PM Just A Theory 1 Comments

As the father of a daughter, I have a vested interest in seeing that she receives the same opportunities as her male counterparts. (i.e. “Boys.”) I’m especially interested in her being able to pursue a career in Science (if she wants one). more

Jul 20, 2016 1:02 PM Just A Theory

Remember the Periodic Table of Elements? You know…the poster that hung on the wall of your chemistry class in high school and was covered with symbols like “H,” “Xe” and “Au”? In case you don’t remember ... more

Jun 15, 2016 11:55 AM Just A Theory

Back in April, a group called “Breakthrough Initiatives” announced a plan to send a probe across interstellar space to visit Alpha Centauri and send back pictures and other data. All within the next 50 years or so. more

May 18, 2016 11:09 AM Just A Theory

There's been a whole lot of space news in just the past month, and we're here to try and make some sense of what all the excitement is about. So, let’s dive in! more

Apr 20, 2016 12:03 PM Just A Theory

Here in America, it’s election time again. If you think about it, elections are all about communication and the process of getting your message across to as many people as possible. Whether or not people respond ... more

Mar 16, 2016 11:19 AM Just A Theory

Longtime readers of this column might remember that back in 2014 researchers running the BICEP telescope claimed to have observed “Gravitational Waves.” Unfortunately, just months later, the peer-review process ... more

Feb 17, 2016 10:41 AM Just A Theory

Hey everyone! It’s time for another Research Roundup! Here are some of the most interesting Science stories that have popped up in the first weeks of 2016. more

Jan 20, 2016 12:03 PM Just A Theory

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August 18, 2017

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August 20, 2017

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August 21, 2017

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August 23, 2017

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August 24, 2017