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daniel
09-22-2002, 05:33 AM
Leslie Kean: Origin of crop circles baffles scientists
09/16/2002

SAN FRANCISCO

SINCE THE RECENT release of the movie Signs, crop circles have been
thrust into the limelight. Such major publications as Scientific
American and U.S. News and World Report have echoed the common belief
that all crop circles are made by stealthy humans flattening plants with
boards. This assumption would be fair enough if we had no information
suggesting otherwise.

However, intriguing data published in peer-reviewed scientific journals
clearly establishes that some of these geometric designs, found in
dozens of countries, are not made by "pranks with planks." In fact, a
study about to be published by a team of scientists and funded by
Laurance Rockefeller concludes "it is possible that we are observing the
effects of a new or as yet undiscovered energy source."

In the early 1990s, biophysicist William C. Levengood, of the Pinelandia
Biophysical Laboratory, in Michigan, examined plants and soils from 250
crop formations, randomly selected from seven countries. Samples and
controls were provided by the Massachusetts-based BLT Research Team,
directed by Nancy Talbott.

Levengood, who has published over 50 papers in scientific journals,
documented numerous changes in the plants from the formations. Most
dramatic were grossly elongated plant nodes (the "knuckles" along the
stem) and "expulsion cavities" -- holes literally blown open at the
nodes -- caused by the heating of internal moisture from exposure to
intense bursts of radiation. The steam inside the stems escaped by
either stretching the nodes or, in less elastic tissue, exploding out
like a potato bursting open in a microwave oven.

Seeds taken from the plants and germinated in the lab showed significant
alterations in growth, as compared with controls. Effects varied from an
inability to develop seeds to a massive increase in growth rate --
depending on the species, the age of the plants when the circle was
created and the intensity of the energy system involved.

These anomalies were also found in tufts of standing plants inside crop
circles -- clearly not a result of mechanical flattening -- and in
patches of randomly downed crops found near the geometric designs. These
facts suggested some kind of natural, but unknown, force at work.

Published in Physiologia Plantarum (1994), the international journal of
the European Societies of Plant Physiology, Levengood's data showed that
"plants from crop circles display anatomical alterations which cannot be
explained by assuming the formations are hoaxes." He defined a "genuine"
formation as one "produced by external energy forces independent of
human influence."

A strange brown "glaze" covering plants within a British formation was
the subject of Levengood and John A. Burke's 1995 paper in the Journal
of Scientific Exploration. The material was a pure iron that had been
embedded in the plants while the iron was still molten. Tiny iron
spheres were also found in the soil.

In 1999, British investigator Ronald Ashby examined the glaze through
optical and scanning electron microscopes. He determined that intense
heat had been involved -- iron melts at about 2,700 degrees Fahrenheit
-- administered in millisecond bursts. "After exhaustive inquiry, there
is no mundane explanation for the glaze" he concluded.

In another paper for Physiologia Plantarum (1999), Levengood and Talbott
suggested that the energy causing crop circles could be an atmospheric
plasma vortex -- multiple interacting electrified air masses that emit
microwaves as they spiral around the earth's magnetic-field lines.

Some formations, however, contain cubes and straight lines.
Astrophysicist Bernard Haisch, of the California Institute for Physics
and Astrophysics, says that such "highly organized, intelligent patterns
are not something that could be created by a force of nature."

But Haisch points out that since not all formations are tested, it is
unknown how many are genuine. Nor is it likely that such complex designs
could evolve so quickly in nature. "Natural phenomena make mountain
ranges and form continents -- they don't learn geometry in ten years,"
says Haisch, who is the science editor for the Astrophysical Journal.

In 1999, philanthropist Laurance Rockefeller made possible the most
definitive -- and most revealing -- study to date. The BLT Research Team
collected hundreds of plant and soil samples from a seven-circle barley
formation in Edmonton, Canada. The plants had both elongated nodes and
expulsion cavities, and the soils contained the peculiar iron spheres,
indicating a genuine formation. The controls showed none of these changes.

Mineralogist Sampath Iyengar, of the Technology of Materials Laboratory,
in California, examined specific heat-sensitive clay minerals in these
soils, using X-ray diffraction and a scanning electron microscope. He
discovered an increase in the degree of crystallinity (the ordering of
atoms) in the circle minerals, which statistician Ravi Raghavan
determined was statistically significant at the 95 percent level of
confidence.

"I was shocked," says Iyengar, a 30-year specialist in clay mineralogy.
"These changes are normally found in sediments buried for thousands and
thousands of years under rocks, affected by heat and pressure, and not
in surface soils."

Also astounding was the direct correlation between the node-length
increases in the plants and the increased crystallization in the soil
minerals -- indicating a common energy source for both effects. Yet the
scientists could not explain how this would be possible. The temperature
required to alter soil crystallinity would be between 1,500 and 1,800
degrees F. This would destroy the plants.

Understanding the possible ramifications of these findings, Talbott
sought the expertise of an emeritus professor of geology and mineralogy
at Dartmouth College, Robert C. Reynolds Jr., who is former president of
the Clay Minerals Society. He is regarded by his colleagues as the
"best-known expert in the world" on X-ray diffraction analysis of clay
minerals.

Reynolds determined that the BLT Team's data had been "obtained by
competent personnel, using current equipment."

The intense heat required for the observed changes in crystallinity
"would have incinerated any plant material present," he confirms in a
statement for the Rockefeller report. "In short, I believe that our
present knowledge provides no explanation."

Meteorologist James W. Deardorff, professor emeritus at the College of
Oceanic and Atmospheric Sciences at Oregon State University, and
previously a senior scientist at the National Center for Atmospheric
Research, states in a 2001 Physiologia Plantarum commentary that the
variety, complexity and artistry of crop circles "represent the work of
intelligence," and not a plasma vortex. "That is why the hoax hypothesis
has been popularly advocated," he says.

However, he points out, the anomalous properties in plant stems
thoroughly documented by Levengood and Talbott could not possibly have
been implemented by hoaxers. Deardorff describes one 1986 British
formation in which upper and lower layers of crop were intricately
swirled and bent perpendicular to each other, in a fashion that "defies
any explanation."

"People don't want to face up to this, and scientists have to deal with
the ridicule factor," he said in a recent interview.

Adding to the puzzle, professional filmmakers have documented bizarre
daytime "balls of light" at crop-circle sites. Light phenomena were
observed by multiple witnesses at the site of the Canadian circle so
meticulously examined under the Rockefeller grant.

Eltjo Hasselhoff, a Dutch experimental physicist, has taken on the study
of what he describes as "bright, fluorescent flying light objects,sized
somewhere between an egg and a football."

Scientists face real and serious questions in confronting this mystery.
Could this be secret laser technology beamed down from satellites? Is it
a natural phenomenon? Is there a consciousness or intelligence directing
an energy form yet unknown to us?

"To look at the evidence and go away unconvinced is one thing," says
astrophysicist Haisch. "To not look at the evidence and be convinced
against it . . . is another. That is not science." It's not good
journalism, either.

Leslie Kean is an investigative reporter and producer with Pacifica
Radio based in the San Francisco Bay Area. She can be reached at
lkean@ix.netcom.net.