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Dark Energy: Can a Theoretical Entity Be Measured?
July 17, 2010
The redshift of galaxies has been measured for some 90 years, but the existence of “dark energy” was postulated only recently – in the late 1990s. It was needed to explain unexpected dimness of the most distant galaxies, as measured by Type Ia supernovae. Some cosmologists claim they are measuring dark energy – others say […]
Spinning Webs of Belief: Accounting for George Price
July 16, 2010
It’s instructive to take a story and compare how evolutionists and creationists report it. A recent example can be found in the story of George Price: an ex-atheist scientist who, as a creationist, contributed original ideas to evolutionary theory. How did reviewers from both sides of the origins aisle characterize his creationist beliefs? […]
Tricks to Preserve Deep Time
July 15, 2010
It’s not always easy to prove that things are very, very old. After all, no one has ever experienced deep time (millions and billions of years). The key is to maintain a public “feeling” in the oldness of things. Once that feeling is in place, some pretty major tweaks can be made by the experts […]
Revising Dinosaurs
July 14, 2010
Reconstructing a lost world from fossils is an inexact science. The realization that two species of dinosaur were different growth stages of the same species is just one example of the difficulty of drawing conclusions about past ecological conditions. It raises additional questions about the mental visions we have of the world of dinosaurs. […]
Darwinists Get Sexy
July 13, 2010
The origin of sex titillates many evolutionary biologists. On the one hand, animals and plants have such interesting ways of getting together. But on the other hand, sex seems too costly to have originated by natural selection. Some recent articles provide new evolutionary speculations on the origin of sex – but simultaneously undermine previous speculations. […]
Bacteria Too Complex To Be Primitive Eukaryote Ancestors
July 12, 2010
In the search for the most primitive life forms on earth, bacteria would certainly make the list. They are tiny, one-celled, and have small genomes. Why, then, did Patrick Forterre and Simonetta Gribaldo of the Pasteur Institute say in PNAS,1 “we should definitely stop thinking of bacteria in terms of simple ‘lower’ organisms”? For the […]
More to a Fly than Meets the Eye
July 12, 2010
Flies and spiders, members of the arthropod phylum, may seem small and “less evolved” than the larger members of the animal kingdom. One shouldn’t let size alone be the measure of ability. Fly supercomputer: Did you ever think of the brain of a fly as a high-speed computer? That’s what PhysOrg called it: “the minute […]
Darwin Caught Out of Bounds
July 11, 2010
What business does Darwin have in quantum mechanics or engineering? Wasn’t his a theory on the origin of species – that is, plants, animals and living things? Some scientists seem intent on extrapolating his views to all of reality, including areas commonly thought to be in the domain of intelligent design. Let’s get physical: An […]
Are Saturn’s Rings Evolving?
July 10, 2010
Can ring particles grow into moons? And is that how planets grew from rings around stars?
Proteins Fold Who Knows How
July 9, 2010
One of the biggest mysteries remaining in cell biology is how proteins fold. Proteins start out as chains of amino acids (polypeptides) as they exit the ribosome. Most of them spontaneously fold into their “native” three-dimensional structures, where they will go to work as enzymes, structural materials or other key players in cell life. About […]
Fantasy Island: Evolutionary Weirdness Does Not Favor Islands
July 8, 2010
We need “Reality Island,” an evolutionary biologist claims. Dr. Shai Meiri of Tel Aviv University accuses fellow evolutionists of engaging in “magical thinking” about island habitats: believing that islands are where large animals grow small, small animals grow large, and weird species proliferate. It’s an illusion, he said in an article on Science Daily. […]
Is Psychology Adding Scientific Knowledge?
July 8, 2010
Psychologists have a knack for proving the obvious. It leads to a question, though: do we really need their help? Broken relationships are bad: A press release on PhysOrg about a study at the University of Queensland reported that “Separation has an enormous impact on both men and women.” Rudeness at work is bad: According […]
Productive Science Imitates Nature
July 7, 2010
Examples continue to accumulate that some of the most interesting and fruitful science projects involve copying design principles found in nature. This “biomimetics” approach not only pleases the consumers who can look forward to greener, cheaper, better products, but leads to deeper understandings of nature’s workings. Gecko adhesives: PhysOrg published a story on the ongoing […]
Your Inner Locomotive Revealed
July 6, 2010
Visualize an old locomotive train roaring down the tracks. One of the characteristic images that surely comes to mind is the oscillating motion of the coupling rods on the wheels. The long rods that connected the wheels provided a way to convert heat energy from the steam into mechanical energy (example video on YouTube). It […]
Do New Fossils Soften the Cambrian Explosion?
July 5, 2010
Look at the picture of fossils in an article on PhysOrg. The discoverers claim these fossils from Gabon are 2.1 billion years old, and provide evidence that multicellular organisms began evolving long before the Cambrian explosion. “Until now, it has been assumed that organized multicellular life appeared around 0.6 billion years ago and that before […]
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