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...

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 world is coming to an end… and this time, I’m not kidding

By John Silveira Issue #114 • November/December, 2008 If you haven't already heard, on September 10, 2008, the Large Hadron Collider (LHC), located on the border of France and Switzerland, was turned on for a test...

Gee-Whiz: Dinosaurs

By O.E. MacDougal July/August 2014 Backwoods Home Biologists and paleontologists are now pretty certain that birds are part of the dinosaur lineage. Their extinct relatives include the T-Rex and velociraptors. So, dinosaurs are not really extinct,...

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 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:...

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...

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...

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...

Gee-Whiz: Insects

By O. E. MacDougal November/December 2015, Backwoods Home Some 400 million years ago, in the Devonian Period, insects evolved from crustaceans. Since that time, they have been one of the most successful life forms on the...

Three more ways the world can end … and I’m not kidding

By John Silveira Issue #155 • September/October, 2015 "What are you doing?" a voice asked. I looked up and saw O.E. MacDougal, Dave's poker-playing friend from Southern California, and he's now my friend, too. Accompanying him was...

Gee-Whiz: Trees

By O. E. Macdougal September/October 2015, Backwoods Home We’re told they include some of the oldest and largest living organisms on the planet. But do they? The fact is, only about one percent of a...

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...

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...

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...

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...