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Eugenics Documentary Opens at Holocaust Museum
April 22, 2004
Michael Ollove at the Baltimore Sun reports on a new exhibit at the U.S. Holocaust Museum entitled Deadly Medicine: Creating the Master Race. The exhibit shows a 1937 Nazi propaganda film that invokes the law of natural selection as support for weeding out the unfit. Ollove writes, The narrator declares that “we humans have sinned […]
Dinosaur Extinction Theory #481b
April 22, 2004
Let’s try another one. Temperature imbalances after the asteroid impact 65 million years ago caused cooler global temperatures. This caused more eggs to hatch male, since in reptiles, egg temperatures can influence the sex of the hatchlings. So a shortage of females gradually led to the extinction of the dinosaurs. Why, then, didn’t […]
Can Evolution Create Homologous Structures by Different Paths?
April 22, 2004
Günter Thebien (Friedrich Schuller U, Jena, Germany) is baffled about how two plants arrived at similar structures by different evolutionary pathways. In the April 22 issue of Nature,1 he asks, Structures that occur in closely related organisms and that look the same are usually considered to be homologous – their similarity is taken to arise […]
How Tall Can a Tree Grow?
April 22, 2004
130 meters (426 ft) seems to be the upper limit on the height of a tree, say researchers from Humboldt State, Northern Arizona University and Pepperdine University, in the April 22 issue of Nature.1 To find this out, they had to establish working stations at the tops of northern California redwoods, the tallest trees on […]
Does Ethics Emerge From Genes Alone?
April 21, 2004
Gene Robinson wants to get us “beyond nature and nurture” in discussions of behavior. Robinson, of the Department of Entomology and Neuroscience at the University of Illinois in Urbana, wrote an essay in the April 16 issue of Science1 that suggests it is not “either-or” but “both-and” – both genetics and the environment affect the […]
How Birds Calibrate Their Navigating Maps
April 17, 2004
Three researchers tracked birds in the wild and concluded that “night-flying thrushes set their course using a magnetic compass, which they calibrate to the setting sun before takeoff each evening.” The team of three captured thrushes in Illinois and attached small radio transmitters to them, then followed their flight for up to 1100 kilometers. By […]
The Spin on a New Planet
April 16, 2004
Planetary scientists are “completely baffled” by a new “mysterious” planetoid named Sedna, discovered March 15. About 70% the diameter of Pluto, it has no moon like Pluto does, but rotates very slowly – somewhere between 20 and 50 days – which would normally imply the presence of a satellite. Most small bodies rotate in a […]
Is It Possible to Be Too Clean?
April 16, 2004
Mr. Clean may have a bad immune system. A story in EurekAlert says kids without enough exposure to infectious agents are at greater risk of autoimmune diseases. “The cleaner everyone is, the less stimulation their immune system gets,” says [Nora] Sarvetnick [of Scripps Research Institute]. “Their immune system tends to be incomplete.” Stimulation increases the […]
Fish Gene Gives Darwinists Hope
April 15, 2004
It doesn’t take much to excite an evolutionary biologist. A little bit of microevolution that might be a stepping stone to macroevolution is all it takes. This story almost reads like a Good News – Bad News joke. The good news is that one gene that regulates the spines on one kind of fish has […]
Slowing Down the Cambrian Explosion
April 14, 2004
“Although the cause of the Cambrian radiation is unknown,” states a story in Science Now, maybe it wasn’t as rapid as previously thought. Bruce Lieberman (U. of Kansas) is toying with the idea that trilobites, those icons of the Cambrian era, radiated into various ecological niches 65 million years earlier than the ~520 million year […]
Fake Darwinism Created by Intelligent Design
April 13, 2004
Scientists have created enzymes with enhanced ability to select between left- and right-handed molecules, using an “evolutionary” process, claims Manfred Reetz in a Perspective article in PNAS:1 A fundamentally new approach to asymmetric catalysis in organic chemistry is described based on the in vitro evolution of enantioselective enzymes. It comprises the appropriate combination of gene […]
Mars Rovers Continue to Surprise Scientists
April 12, 2004
The Mars Exploration Rovers are still going strong, with many sols ahead for RATting rocks and rolling the plains [RAT, v., to use the Rock Abrasion Tool; sol, n., a Martian day]. The navigators are happy to be back on Earth time, and are poised for more thrilling discoveries as they enter the extended mission […]
Quartz Hydration Dating Method Announced
April 12, 2004
A press release from University of California, Irvine announced that Jonathon Ericson of UCI’s department of Environmental Health has “created a new method for determining the approximate age of many artifacts between 50,000 to 100,000 years old – a period for which other dating methods are less effective.” The method depends on measuring […]
Federal Judge Rules Evolution Must Be Taught As Fact, Not Theory
April 9, 2004
It sounds like open-mindedness is illegal in Georgia, on the face of it. Federal judge Clarence Cooper is allowing a lawsuit against the Cobb County school district to go to trial. Their crime has been to insert warning labels in biology textbooks that state, simply, This textbook contains material on evolution. Evolution is a theory, […]
Sober Up About Alleged Alcohol Benefits
April 7, 2004
The Brits are not about to take an axe to the pubs, but Nature this week published two sober warnings about the dangers of alcohol abuse. They warn that the oft-claimed benefits of drinking in moderation apply only to a few groups (primarily the elderly), and are drowned in the known health risks. “We pay […]
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