... trade. The decline
was reinforced by the social unrest of the
late 1960s, which divided the supporters
of civil rights.
Furthermore, the economic crisis of
the 1970s strengthened the hand of the
more ... Low-cost digital movie cameras and PC
48 Scientific American November 2000 The Future of Digital Entertainment
Sony’s vision of
d -entertainment
is...
... dif-
ferent risk factors may affect the expres-
sion of the disorder,” the group con-
cludes in the Journal of the American
Medical Association.
The lead author of the study, the larg-
est of ... professor of psychology at
the University of Liverpool,
and other academics have
ruffled a few well-groomed
feathers in the staid linguis-
tics community. Their gos-...
... FFlloooorr??
Molecular
Electronics
The Birth of
Copyright 2000 Scientific American, Inc.
Scientific American June 2000 37Profile
Profile
served specimen of one of the earliest di-
nosaurs ever discovered
—a 228-million-
year-old ... survey of
the number of private companies in the business of small-arms production over the
past four decades shows how the market...
... each
cycle of the AC Þeld. When the marble
is hopping down the egg tray with the
help of the AC Þeld, augmenting the av-
erage tilt of the egg tray by increasing
the DC voltage does not change the av-
erage ... Kazumi Maki of the Universi-
ty of Southern California and by the late
John Bardeen of the University of Illi-
nois, but it is too early to tell w...
... stunning
movie of our watery planet. The
spacecraft examined the outer
expanses of the earthÕs magnet-
ic Þeld and took the Þrst mea-
surements of the moonÕs far
side since the days of the Apol-
lo program. ... returned to the earth
over the low-gain antenna. Tape-search-
50 SCIENTIFIC AMERICAN December 1995
JAILBARS, slices of images taken of the asteroid...
... absolutely firm
in their convictions. And if you say to either one of them they’re
wrong, then they start tuning you out.” So McNutt tries to make
the 15-year-olds aware of the other’s position ... to one of the most beau-
tiful spectacles in all of nature: a total eclipse of the sun.
The two of us were among them. One of us (Phillips)
watched from Bulgaria as the gla...
... know
where on the metabolic spectrum they fell.
But so far the fossil record upholds other pre-
dictions of the team’s model. The five known
spectrum indicating the basic chemical com-
ponents. The group ... possi-
ble. At the time, southern blacks were coping
with the devastating effect of the boll weevil on
the cotton crop, which had thrown hundreds
of thousands off...
... book presents an hour-by-hour,
round -the- clock journal of your brain’s activities.
Drawing on the treasure trove of information from
Scientific American and Scientific American Mind
magazines ... possible without the research and the
articles of the many excellent contributors of Scienti c American and
Scienti c American Mind: their work is in large part...
... people in the
U.S. The factor may be associated with
about 80 percent of the cases of the ill-
ness. IdentiÞcation of the factor, a form
of a gene responsible for the manufac-
ture of a lipoprotein, ... economic poli-
cies: the eÛcient allocation of resourc-
es, the fair distribution of resources and
the maintenance of a sustainable scale
of resource use....
... says
Lorraine V. Jones-Brando of the Stanley
Laboratory for the Study of Schizophre-
nia and Bipolar Disease at Johns Hop-
kins University, the lead author of the
study. The new study does not ... spend most
of their travel time on the ground.
The Past and Future of Global Mobility Scientific American October 1997 61
The Authors
ANDREAS SCHAFER and DAVID VICTOR...