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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.” Read more

Just A Theory

It’s that time again! Time to look at as many different “little” science stories as we can…that’s right, it’s our Research Roundup for Summer 2019! Last week, something huge hit Jupiter and caused an explosion so big it was caught by an amateur ... Read more

Just A Theory

One of the problems with space flight is you need to throw stuff out of the back of your spacecraft in order to make it go. You could throw rocks out the back, but you wouldn’t get very far, or go very fast. So, we’ve decided that, for now, the ... Read more

Just A Theory

About a month from now, we’ll celebrate the 50th anniversary of humanity’s first landing on the moon: July 20, 1969. (Fun fact, the moon’s proper name is actually “Luna”, and it’s the root word for things like “lunatic”, “lunacy”, and “lunch” ... Read more

Just A Theory

Back in the 1970’s, NASA was just sending the first wave of robotic explorers into the outer solar system. Thanks to a fortuitous alignment of the planets, and some amazing astro-navigational feats by the folks at the Jet Propulsion Laboratory ... Read more

Just A Theory

If it’s not painfully clear yet, climate change is going to end our civilization and kill us all. All that’s really left is for BuzzFeed to make a quiz so we can all find out how we’ll die. Since this is print, we can’t really do that, so let’s ... Read more

Just A Theory

Here’s the thing about Science: It’s never afraid to admit when it doesn’t know the answer to a question. In fact, saying, “I don’t know” is the fuel that allows the engine of Science to creep our civilization forward. The simple act of humbly ... Read more

Just A Theory

On January 25th, 2004, I was sitting at the family computer (an eMac, remember those?) with my daughter, anxiously awaiting news from the surface of Mars as to the fate of a robotic lander named “Opportunity”. Even though Opportunity’s sister ... Read more

Just A Theory

I try my best to keep this column grounded in scientific fact. And I always try to go by the rule, “It’s never aliens.” But, two different stories have been making the rounds the last month or so, and “aliens!” seems to be a possible (if remote) ... Read more

Just A Theory

Improv Chattanooga is excited to announce that they are moving into a newer, larger space effective January 1st. The new space—located at 1800 Rossville Ave, Ste 118—is just four doors down from their current space, and features a larger lobby ... Read more

News & Notes

Oh my. It’s been a big month in space exploration, with lots of exciting developments on a lot of different fronts. So, let’s get right to it. After a six-month journey from the Earth to Mars, NASA’s InSight lander touched down on Mars on ... Read more

Just A Theory

Did you know that just four forces make everything in the Universe work? It’s true! These are known as the “Fundamental Forces of Nature”, and this month, I’m going to give you a quick rundown of each one, starting with… Read more

Just A Theory

If it isn’t clear by now, Climate change is the biggest threat our species has ever faced. The recent report from the UN’s Intergovernmental Panel on Climate Change, paints a grim picture of a future where our planet is too warm and the weather ... Read more

Just A Theory

For some reason, we humans are obsessed with speed. The faster a thing goes, the more impressive it is to us. This fascination probably has some sort of basis in how we evolved. The faster a person was, the more likely they were to escape ... Read more

Just A Theory

Well, the kids are back in school, and we’re about half way through Summer, so it must be time for another Research Roundup! The biggest science news of the summer is the launch (just days ago) of the Parker Solar Probe. Unlike previous missions ... Read more

Just A Theory

Recently, my nephew came to stay with us for a few weeks. We hadn’t seen each other in over a decade and he is at the age (17) where he’s deciding what to do with his life. A couple of his pursuits, music and the theater, were very gratifying to ... Read more

Just A Theory

This week, people the world over will be celebrating the unofficial holiday known as “Juneteenth.” It’s a week-long celebration of the Abolition of Slavery here in the United States, which occurred on June 19th, 1865. While Juneteenth has been a ... Read more

Just A Theory

As you may have heard, humanity’s addiction to plastic is becoming a problem. It’s been well documented for a while now that plastics are killing animals in the oceans and on the land. More recent studies have found that micro-plastic ... Read more

Just A Theory

Apparently, just hours ago (as I write this) on Sunday, a large heretofore unknown asteroid (2018 GE3) raced across the southern sky, with absolutely no warning. Based on the amount of light it was reflecting, astronomers put its size at ... Read more

Just A Theory

Did you know that it’s International Women’s Month? It is! Because of that, I wanted to take a look at a few women in Science that you should know. (If you don’t already.) Read more

Just A Theory

So, we are about half-way through the Winter of 2018, which means it’s time for another Research Roundup! Of course, the first thing we have to talk about is last week’s successful launch of SpaceX’s Heavy Falcon rocket. After years of planning ... Read more

Just A Theory

DI 16.34

Friday

August 23, 2019

Saturday

August 24, 2019

Sunday

August 25, 2019

Monday

August 26, 2019

Tuesday

August 27, 2019

Wednesday

August 28, 2019

Thursday

August 29, 2019