Monday, September 15, 2025

What Do We Do When We Discover Extraterrestrial Aliens?

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  We humans have numerous scientific activities currently involved in the search for extraterrestrial intelligence (SETI). These include obs...
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Monday, August 11, 2025

Can Aliens Receive Our Radar Transmissions?

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    One of the most fundamental questions that we as a civilization might ask concerns the possibility that other intelligent beings may a...
Tuesday, July 8, 2025

Making Distances in Space a Bit Easier to Imagine

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  Warning to my readers: I’ll be using some big numbers in this article. Hopefully, I have made it as painless as possible. Distances to o...
Wednesday, June 4, 2025

Trees "Remember" Previous Eclipse and Warn Young Trees

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  The amount of daylight we receive goes through cycles. Earth’s rotation creates day and night. Earth’s orbit around the sun , combined wit...
Wednesday, May 14, 2025

Do "Dark Comets" Pose a Danger to Earth?

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  You have probably seen pictures of comets with their long tails of dust and ice sweeping majestically behind them. That tail is one of the...
Wednesday, April 9, 2025

Do Cosmic Events Cause Mass Extinctions on Earth?

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  Scientists recognize five major mass extinctions in Earth’s history, episodes when a large fraction of life all over our planet went extin...
Saturday, March 8, 2025

Are We Close to Finding Extraterrestrial Life?

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  The topic of many of my articles involves the search for extraterrestrial life. I look at what conditions are needed to support life on Ea...