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Politics and Ethics

MRI Inventor Honored
June 11, 2007
Dr. Raymond V. Damadian, inventor of the MRI scanner, received the 2007 National Inventor of the Year Award in Washington DC, according to a press release from the Intellectual Property Owners Education Foundation.     Damadian, head of FONAR Corporation, which he founded in 1978, received the 2007 award for inventing the Upright MRI, a […]
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Intelligent Design

Origin of Life Made Simple: Stochastic Innovation Answers I.D.
June 8, 2007
A press release from UC San Francisco teases, Before life emerged on earth, either a primitive kind of metabolism or an RNA-like duplicating machinery must have set the stage – so experts believe.  But what preceded these pre-life steps?     A pair of UCSF scientists has developed a model explaining how simple chemical and […]
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Amazing Facts

Video Clip:  The Rich Little Bird
June 7, 2007
A popular video clip has been circulating around the internet for over a year.  It shows an Australian lyre bird imitating other birds and man-made sounds.  Click here to watch the 3.5 minute performance.  Narrated by David Attenborough, it was voted the #1 most popular Attenborough moment from the naturalist’s TV shows. Speaks for itself.  […]
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Marine Biology

Did Sponges Invent Nerves?
June 6, 2007
Scientists didn’t expect to find working neurons in a sea sponge, among the simplest of multicellular organisms.  Sponges lack internal organs and a nervous system.  Yet there they were, according to Science Daily, with synapses and apparent means of communication across them.     “This pushes back the origins of these genetic components of the […]
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Amazing Facts

Color-Blind Cephalopods Perform Colorful Camouflage Tricks
June 6, 2007
Roger Hanlon has studied octopi, squid and cuttlefish for decades.  He stands in awe of their ability to camouflage themselves.  In a Primer article for Current Biology,1 he detailed some of their sleight-of-skin magic tricks.     His article has frames from a movie clip that show an octopus changing its skin from plain to […]
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Cell Biology

No More Need for Embryonic Stem Cells?
June 6, 2007
Harvesting human eggs and creating embryos for embryonic stem cells may soon become a thing of the past.  Nature Science Update reported that four teams have verified that normal skin cells in mice can be reprogrammed to act identically to embryonic stem cells.     The technique, called “induced pluripotent stem cell” (iPS), holds promise […]
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Politics and Ethics

The Malthus Effect on Politics and Economics
June 5, 2007
In 1798, Thomas Malthus published an essay that had a profound impact on Charles Darwin and others. But it was flawed.
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Solar System

How Old Are Sand Dunes?
June 4, 2007
The Namib Desert has some of the largest sand dunes in the world.  How old are they?  Three scientists from the University of London decided to find out.  They took cores out of some dunes in Namibia and analyzed the sand, using multiple high-tech methods.  Their conclusion, just published in Geology: the dunes are much […]
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Dumb Ideas

Did Walking Evolve in the Trees?
June 4, 2007
The news media are all echoing a report from Science1 that orangutan behavior in trees tells us something about the evolution of human bipedalism (see National Geographic, Fox News, and MSNBC News).  If this new view gains acceptance, it means the old iconic image of man emerging upright from a stooped-over ape posture (05/03/2007) is […]
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Genetics

Origin of Multicellularity: Back to the Drawing Board
June 1, 2007
Micro-RNAs have been found in green algae.  So?  What’s the big deal?  If you read the statements in Nature,1 it sounds like evolutionary biologists consider it a big, bad deal: The discovery, made independently by two labs, dismantles the popular theory that the regulatory role of microRNAs in gene expression is tied to the evolution […]
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Dumb Ideas

How Best to Propagate Darwin’’s “Science”
May 31, 2007
Two book reviews recently discussed the problem of “scientific illiteracy” in society, which the authors equated with doubts about Darwinian evolution.
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Amazing Facts

Molecular Motors Move You
May 30, 2007
The realization that cells are filled with molecules that move like machines fascinates many people.  Students who grew up thinking of chemistry as bouncing molecules that did little more than link up and separate have a whole new paradigm to consider: molecules that walk, fold and unfold, spin and operate like ratchets, robots, wrenches and […]
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Bible and Theology

Resisting Science, or Resisting Purposelessness?
May 29, 2007
Why do so many adults “resist science”?, asked Yale psychologists Paul Bloom and Deena Skolnick Weisberg in an essay on The Edge.  They argued that childhood common sense impressions lead to a teleological view of the world.  These impressions conflict with evolutionary ideas presented at school, but are reinforced by religious authorities.  The job of […]
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Amazing Facts

Ant Brain: Software Compression Extreme
May 28, 2007
How can so much software fit in such a small space?  An ant brain can’t be very big, but look what it can do.  The BBC News and Science Daily both told about the route-finding ability of army ants.  Not only do they find the most efficient routes to their targets, they even plug potholes […]
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Dumb Ideas

Red Vision Produced Red Hair in Monkeys
May 27, 2007
A story circulating in the news media claims that as soon as monkeys evolved the ability to see red, they evolved red hair to look at.  Isn’t that the gist of a press release from Ohio University?  Science Daily thought so, and so did Live Science, which said, “A new study shows that apes first […]
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