Author Archives: Bob Welbaum

An Explanation For Picky Eating?

My mom was one of those parents who was always asking us to try new foods.  And the items I won’t eat today can be counted on my fingers.  But many of us are “very selective” eaters, especially when we are children.  Why? “Picky Eating: Is it Nature or Nurture?” by Renee Morad addresses this

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A Realistic Alien Tale

We’ve had a visitor from outside our solar system (https://www.nasa.gov/feature/jpl/small-asteroid-or-comet-visits-from-beyond-the-solar-system).  Okay, so it was just an asteroid.  A lot of people with overactive imaginations are probably disappointed, but such is life in the real world. Speaking of aliens, there is evidence that alien microbes have attached themselves to the International Space Station (ISS).  In a

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Life on a Moon-less Earth?

What would the Earth be like without its moon?  Songwriters and poets would have one less subject, and you probably would never have heard of King Canute since there would be smaller tides (https://en.wikipedia.org/wiki/King_Canute_and_the_tide).  As the website EarthSky points out, most planets have small moons relative to their size, so in most cases it would

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Remembering the Dark Side of History

Those who cannot remember the past are condemned to repeat it. — George Santayana As a history nerd, I’ve always been interested in one of our past’s most scholarly dilemmas — how do you remember the dark side of history without glorifying it?  Setting aside the issue of Confederate monuments, I have three examples of

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Animals and Their Personalities

Any pet owner can tell you that animals have personalities.  Now there’s a book that takes this one step further.  Mousy Cats and Sheepish Coyotes: The Science of Animal Personalities is by John Shivik, a wildlife expert in the development, testing, and application of non-lethal techniques for predator management. This project traces back to when

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Can Your Dog Help You Live Longer?

We all know there can be a special bond between dog owners and their pets.  But can there be health benefits, too? A study from Sweden, published November 7, 2017 in the journal Scientific Reports, suggests a correlation between dog ownership and a lower risk of death from cardiovascular disease and other causes. Research like this

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