This week in European sciences -- week 48 |
Overview
Special Feature Douglas Parr (Greenpeace, UK) on nanotech, funding and science policy. >> debate on nanotechnology |
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NYTimes
celebrates the 25th anniversary of its Tuesday's science section with
a selection of recent articles. In addition 25
questions (like "Is war our biological destiny?" and "How did life
begin?") that are waiting for an answer. |
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New
York Times |
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Europe Aims for Endless Energy by Fusion Ministers
in Brussels gave the go-ahead for the fusion reactor Iter in France this
week, writes Tim Radford in the Guardian (November
27, 2003). Within the reactor scientists try to recreate reactions
that the sun uses to generate energy. "The Iter project will allow a major
step towards an inexhaustible source of environmentally friendly power,"
Sir Chris Llewellyn-Smith, head of the UK fusion programme, is cited.
The prospects are gorgeous for the environment, "there would be no
greenhouse gases, no soot, and no long-lived radioactive waste. The oceans
contain all the heavy hydrogen such reactors would need." The decision
has yet to be approved by other countries' governments like Canada, U.S.
and Japan. The latter has got an alternative site. |
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The
Guardian |
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Can water
think? In the German weekly Die Zeit (November
27, 2003), Christoph Drösser and Ulrich Schnabel look at the scientific
topic that offers a lot of room for metaphysics and speculation. Their
answer: There is no proof, but in some cases the behaviour of water is
still amazing, even hard science cannot explain it. |
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Die
Zeit |
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Following the Path of the Wolf Scientists
follow the routes of wolves spreading in the Alps. Gregor Klaus reports
in NZZ (November
26, 2003) how the wolves regain terrain in the Alps. Centuries ago
the whole northern hemisphere was a place to live for the animal. But
hunters reduced the population dramatically. Now, under protection the
wolves spread out from south-eastern Europe or Italy to France and Spain.
A team of French, Italian and Swiss researchers analysed 90 findings in
France and Switzerland attributed to wolves. Only five samples did not
belong to Italian wolves, they examined. |
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Neue
Zürcher Zeitung |
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Raymond - and the Never Ending Story Raymond
Damadian continues his campaign against the "shameful behaviour" of Nobel
Committee with another one-page advert - for the first time in Swedish
(November 26, 2003), previous
ads have been published in English. In his new advert, Damadian presents
photographic evidence from 1971, which allegedly shows the first ever
picture taken of a brain tumor using magnetic resonance imaging. The advert
closes with a request to register protest with the Nobel Committee and
to voice support for Damadian's claim to a share in the Prize. |
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Dagens
Nyheter |
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Chicken-pox
comes, and goes soon. Children suffer for a couple of days, than it's
gone - or so one thinks, says Michael Brendler in Süddeutsche Zeitung
(November
25, 2003). Next year the German commission of vaccination (STIKO)
is due to fight the disease by recommending vaccination for all children.
Not all will like it because at the time there are nine vaccinations to
administer. The elderly may also profit from the treatment. The chicken-pox
virus is a sleeper: Decades after the outbreak in childhood the virus
may regain power in the nerve cells and lead to shingles. With vaccination
the late outcomes will be also reduced. |
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Süddeutsche
Zeitung |
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Nanomanufacturing of a Tiny Guitar Günter
Paul describes in FAZ (November
24, 2003) the aims of scientists at Cornell University, USA, who have
manufactured a nano-guitar with a thickness of the strings of about 200
nanometers. The researchers don't consider the nanomanufacturing just
as a step further down from micro devices to nano electro-mechanical systems
(NEMS), but also to a new functional approach: they want to measure tiniest
forces or to weigh single cells. The nano-guitar just shows to the broader
public the advances of the techniques applied. But as Georg Johnson points
out in his overview
in NY Times earlier this month: "If nanomanufacturing comes of
age, something as tiny as a nanodrum or nanoharp might be mass-produced
for use as extremely sensitive detectors for ultra high-frequency waves.
Scientists have recently demonstrated infinitesimal nanotube thermometers
and nanobalances capable of weighing a single virus." |
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Frankfurter
Allgemeine Zeitung |
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EU in Duty for Conservation of Ape's Habitat Leif Norrmann
reports for DN (November
23, 2003) from Kongo-Kinshasa about threats to great apes. A great
cause for concern is the increased popularity of so-called bushmeat. Meat
from chimpanzees, bonobos, snakes or crocodiles is a traditional source
of protein for the inhabitants of the rainforests, but recent developments
have worsened the impact on the populations of these species. Population
growth, wars and the decline in agriculture have led to a greatly increased
demand for bushmeat. Many of the hunters are nowadays soldiers or miltiamen
with automatic rifles. Scientists and environmentalists insist that the
EU, the largest donor of aid earmarked for conservation to
Centralafrican countries, should link this aid to concrete steps and measures
against the hunting of great apes for meat. |
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Dagens
Nyheter |
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Thomas Weidenbach
und Sarah Zierul report in FAZ on Sunday (November
23, 2003) on new findings about 'light' as the most relevant candidate
producing breast cancer. The light captured by the eyes influences directly
the level of hormone melatonine in the blood. People working at night
change the hormone regulation in their body, what might have an effect
on breast cancer risk for women. International studies have confirmed
the hypothesis, but it's still too early to draw final conclusions, says
Richard Stevens, a medical researcher at University of Conneticut. |
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Frankfurter
Allgemeine Zeitung |
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Complex Stone Age Communities in Sweden New archeological
evidence from the middle of Sweden shows that the so-called Stone Age
was already the home of quite complex, sedentary communities, reports
Catharina Ingelmann-Sundberg in Svenska Dagbladet (November
23, 2003). The standard view is that humans only became sedentary
with the advent of agriculture. Digs at four places in Sweden demonstrate
with all clarity that hunter-gatherers approximately 7000 years ago already
lived in settlements with houses and workshops, and that they used tools
and weapons which were mass-produced. One of the settlements, near Motala,
was abandoned 4000 BC. This coincides with the arrival of agriculture
in Scandinavia, but archeologists are still debating the question why
this should have lead to the abandonment of long-established settlements. |
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Svenska
Dagbladet |
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