The coming ice age

By John Silveira Issue #86 • March/April, 2004 As little as 30 years ago the talk wasn't about global warming, it was about an imminent ice age. Is an ice age likely? Even possible? Consider this:...

Testing Soil

By Tom Kovach Issue #119 • September/October, 2009 Testing the soil content of a garden is very important and is quite easy to do. Soil tests are needed because some plants prefer slightly acidic soil, while...

The many benefits of garlic

By Joe Knight Issue #113 • September/October, 2008 Garlic, used throughout the world for the taste it adds to foods, is also well known for its medicinal benefits. Known as Allium sativum in the botanical world,...

Theories of the universe

By Dave Duffy Issue #66 • November/December, 2000 In a relatively short span of time, mankind has travelled from profound ignorance of our planet and the world in which we live to a rather detailed picture...

How big is the solar system?

By John Silveira Issue #60 • November/December, 1999 In artists' renderings of the solar system we often see the sun represented by a small sphere with the planets drawn fairly close by. In truth, drawings like...

The gee-whiz! page — Cats: Why they rule our world

By O. E. MacDougal Issue #170 • March/April, 2018 House cats A recent Gallup poll showed that cat ownership is pretty much evenly distributed between men and women, and that roughly 34 percent of all U.S. homes...

Can we make a Tyrannosaurus rex from a chicken?

By John Silveira Issue #169 • January/February, 2018   Do you have chickens, ducks, turkeys, or geese in your yard? They’re not “just birds” because scientists now realize birds are dinosaurs. Real dinosaurs! For 150 million years,...

The coming ice age

By John Silveira Issue #139 • January/February, 2013 I'm putting my apocalyptic ice age novel, Danielle Kidnapped, on Amazon's Kindle and also producing a paperback version on Amazon's website. (See the ad on page 65.) The...

Zombie Apocalypse

By John Silveira Issue #134 • March/April, 2012 "Can you survive a zombie apocalypse?" a familiar voice asked. I turned in my seat to see O.E. MacDougal, Dave Duffy's poker-playing friend from Southern California, walking toward me....

The world is ending! … Again?

By John Silveira Issue #85 • January/February, 2004 People love to talk about scary stuff. Especially when it's end-of-the-world scary, such as the big asteroid recently in the news that was supposed to hit Earth and...

Subduction zone tsunami — What the residents of the Pacific Northwest have to fear

<!-- Subduction zone tsunami --> By John Silveira Issue #94 • July/August, 2004 I was sitting in my cubicle poring over a map of the Oregon coast—actually, just that part of the coast that is Gold Beach where Backwoods...

Avian Flu — How afraid of this

<!-- Avian Flu How afraid of this chicken should you be? By John Silveira --> Issue #97 • January/February, 2006 There's been a lot of talk in the mass media recently about Avian flu, also known as Bird flu and...

A brief history of health and medicine

By John Silveira Issue #100 • July/August, 2006 As little as a century ago, the average life span in the United States was 49 years. Today it is 77. Fifty years ago, the average life span...

Science and truth. Are they related?

By John Silveira Issue #46 • July/August, 1997 It was an argument about science. Dave and I were on one side, Dave's friends Tom and Bill, though curiously nonallied, were on the other. I say nonallied...

The MTHFR mutation and why it may matter to you

By John Silveira Issue #170 • March/April, 2018 This is an article with both anecdotal evidence and science. It is about me, anxiety and depression, a gene mutation, and a 17-cent-a-day “treatment” that works (for me). All...

A doomsday scenario to sleep on

By John Silveira Issue #109 • January/February, 2008 I once wrote a science fiction novel that I never tried to sell. Titled The Perfect Defense, its first chapter appeared in the premier issue of BHM in...