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Darwinian Explanations: Show or Snow?
January 10, 2012
We all know the proverbial “snow job.” That’s putting on an entertaining song and dance without doing the assignment. A college sophomore (wise fool) writes a 15-page term paper full of jargon that, on closer inspection, didn’t follow directions or didn’t answer the question – it reveals ignorance of the subject. A job applicant makes an impression with humor or appearance without demonstrating ability to do the work. A junior makes up a fanciful story to cover up why he didn’t mow the lawn. Scientists are supposed to explain things based on observation and testable hypotheses. If Darwinians really believe that an unguided, impersonal, purposeless mechanism led to the diversity of life on Earth, they need to show the evidence. Here are a few recent examples of evolutionary explanations. Check whether they “show” evolution, or distract attention with a “snow” job.
Titanosaur Bones Found in Antarctica
January 10, 2012
Strange as it seems, large sauropods of the Titanosaur variety have been found in Antarctica. This is the highest latitude sauropod ever found. It means that the large reptiles inhabited every continent; they walked the globe.
What Do Scientists Know About Prehistory?
January 9, 2012
Evolutionary biologists and geologists speak of events happening millions or billions of years ago as concrete facts. They are not observational facts, though; they are inferences from indirect evidence. Indirect evidence can often lead to different conclusions; in fact, some philosophers like Duhem and Quine argue for “under-determination of theory by data,” meaning that data can never converge to support just one theory. Some can demonstrate logically that there are an infinite number of theories that can explain a set of data. Evolutionary scientists counter that there are only one or a few that are reasonable (implying that theirs is among the limited set of reasonable ones). Recent discoveries that threaten to overturn past reasonable theories, though, cast doubt on their confidence.
Body Talk
January 7, 2012
Scientists sometimes just prove the obvious, like that men and women are different. If we can talk body without talking bawdy, there are some new discoveries about body works that should put a spring in your step today about how your body works.
Nature Does It Right
January 4, 2012
Scientists and engineers continue to find well-designed features in living things that are worth imitating.
Hear Ye: Another Darwinian Prediction Falsified by Fossils
January 3, 2012
In a classic test of evolutionary “post-diction” (predicting what should be found in the fossil record), scientists made a bold prediction of what insect ears would look like before the evolution of bats. Believing that the presence of bats, a new predator with sonar, would spur the evolution of insect ears, the scientists predicted that earlier insects would have less-developed ears, or none at all. Then they found exceptionally-preserved insect fossils from the Green River formation in Wyoming, and compared the fossil evidence with their prediction. What was found?
A Young Moon for Life
January 3, 2012
Our moon is unique in the solar system. Just the right size and just the right distance, it is positioned to stabilize the tilt of Earth’s axis, providing stable seasonal cycles. Science lacks data so far to know just how unique the Earth-moon relationship in a habitable zone is among other stellar systems. We know from the planets of our own solar system that moons come in all sizes, from tiny Deimos to massive Titan, and orbit in apparently arbitrary radii from their host planets. What astrophysicists can do is predict what would happen on earth if things were different. That’s what one scientist did. Another discovery could change the view of the moon’s surface being unaltered for billions of years.
Loving Dark Matter Rather Than Light
December 31, 2011
There are two ways to describe dark things in science. One is phenomena we know exist, even if invisible to us, because we can measure their effects with instruments (X-rays, infrared radiation). The other is darkness as a placeholder for something not yet explained. Cosmologists have been talking about “dark matter” for decades now, and “dark energy” since the 1990s. Which category of dark ideas are they? Whether scientifically valid phenomena or placeholders for ignorance, one thing is clear from recent articles: much more knowledge is needed.
Chinks in the Scientific Method
December 29, 2011
V & V. That’s shorthand in project design for “validation and verification.” Does the scientific method provide V & V? We are all taught to think that peer review, publication and replication help science to be self-checking, so as to avoid error. Some recent articles show that ain’t necessarily so. It may sound good in theory, but in practice, the ideal doesn’t always match the real.
Cells Optimize Their Tasks
December 28, 2011
The key to design in manufacturing is optimization – hitting the “sweet spot” between competing interests. It’s not always possible to have all the elements of a product be ideal. A laptop computer, for instance, can’t have an extra-large monitor and simultaneously have long battery life and compact design. A muscle car cannot be expected to have the best gas mileage. In the heyday of “faster, better, cheaper” spacecraft, engineers often joked, “pick any two.” In the same way, living cells have to optimize their operations. A couple of recent papers explore how they find that sweet spot.
Dino Expert Plays Chicken
December 28, 2011
Jack Horner, the dinosaur hunter who was science advisor to the Jurassic Park movies, wants to create a real dinosaur. He won’t use the movie method, trying to extract blood from Jurassic amber, because “DNA degrades too quickly,” he said. But he has a method he thinks will work: un-evolve a chicken back into its dinosaur ancestor.
Humans Evolved from Pigeons
December 26, 2011
Experiments with pigeons show that their intelligence matches or exceeds that of chimpanzees. If evolutionists can infer that chimpanzees are our closest living relatives based on intelligence, why wouldn’t it be just as logical to infer that humans evolved from birds? As some recent articles show, such a whimsical story does not exceed in silliness what some evolutionists actually do claim.
Snowflake Designers
December 25, 2011
Could any “useless” natural object composed of simple materials exceed the beauty of a snow crystal? As you wish for a white Christmas, think about two snowflake designers: one who makes them in a lab, and one who makes them in clouds.
Naturalizing Miracles, or Miracle-izing Nature?
December 24, 2011
Certain scientists feel a need to explain all phenomena by means of natural processes, including reports of miracles. The word “natural,” however, is slippery, taking on a variety of meanings. Is scientific reasoning, for instance, natural? If so, it is not composed of atoms and forces acting according to “natural law.” Is it possible that the tables can be turned on the naturalizers, to rescue Christmas from materialist re-interpretation?
Cambrian Explosion Louder Still
December 23, 2011
Darwin started a tradition of worrying about the Cambrian Explosion. Over time the problem has only worsened; now we know that all the animal phyla appeared suddenly in the oldest strata containing metazoan (multi-celled) animals. In recent decades, evolutionists had hoped that the strange Ediacaran fossils would provide the needed missing links. In addition, some thought they had found embryos of early metazoans in the exceptionally-preserved Precambrian beds of China. Those hopes have now been dashed, leading to moans and groans from Darwinians.
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