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March 2002 Archives

14 March 2002 | ScienceNOW

Monkey See, Cursor Do

A neural implant lets monkeys zip a cursor around computer screen
14 March 2002 | ScienceNOW

Patterns of Refugee Flight

At Milosevic trial, sociologist testifies on statistical analysis linking Albanian, Yugoslav army movements
13 March 2002 | ScienceNOW

Firing Up the Decision-Making Machinery

Individual neurons weigh options, come to a decision
13 March 2002 | ScienceNOW

Doubts Raised Over Plasticity of Adult Cells

Teaching old stem cells new tricks may be harder than thought
13 March 2002 | ScienceNOW

Stream Survey Reveals a Mess of Toxins

From perfume to penicillin, it's all in the water
12 March 2002 | ScienceNOW

Superconductors Earn Their Stripes

New observations give contentious
12 March 2002 | ScienceNOW

Deciphering Dengue

Virus' structure reveals some surprises, hope for treatment
12 March 2002 | ScienceNOW

Aping a Well-Studied Vaccine Strategy

Chimp version of human virus shows promise, at least in mice
11 March 2002 | ScienceNOW

An Ancient Rock Rain Identified

Asteroids, not comets, pelted young Earth and moon
11 March 2002 | ScienceNOW

Intron or Exon?

A tiny gene sequence scrambles the answer; when abnormal, causes disease
11 March 2002 | ScienceNOW

Heavy Pollution Narrows Blood Vessels

Mechanism is the first suggested explanation for spike in heart attacks on smoggy days

Stem Cell Triathlon

Researchers combine cloning, stem cells, genetic engineering to treat immune-deficient mice

Worms May Not Act Alone in River Blindness

Bacteria may be the real culprit behind the disease, nematodes merely an accomplice

Dicephalic Slitherer

A two-headed snake could provide new insights into what controls eating behavior

Virus Linked to Non-Hodgkin's Lymphoma

Could a contaminated polio vaccine be responsible for some cases of the cancer?

Engineers Push New Study of Twin Towers' Collapse

Researchers say several years and $40 million needed to fully understand how the towers toppled

Drought-Resistant Worms Use Plant Trick

Worms and plants may use similar genes to endure extreme dryness

Dustup Over Oldest Fossils

Earliest signs of life just oddly shaped crud?

Freezer-Proof Starch

A designer potato could help make mushy frozen foods a thing of the past

Anthrax Vaccine Gets Good Review

Institute of Medicine panel says the much maligned vaccine is safe, effective

Our Sun's Early Tantrums

X-ray flares from young stars give a new glimpse of the sun's tumultuous infancy

Canada Gives OK for New Cell Lines

New guidelines permit novel stem cell lines from leftover embryos and aborted fetuses, but stop short of therapeutic cloning

How Evolution Monkeys With Duplicate Genes

An endangered monkey sheds light on how an extra copy of one gene can evolve into a gene with a different purpose

Second West Nile Vaccine Shows Promise

A chimeric virus protects mice from infection, study shows

Stronger Link Between Air Pollution, Disease

Most comprehensive study to date finds health risks of air pollution mirror those of second-hand smoke

Water on Mars Confirmed

Ice found in large expanse of martian soil

Genome Spat Erupts Anew

Human Genome Project scientists accuse Celera of copying their work

Bubble Fusion Furor

Controversy surrounds a new claim of nuclear fusion in a beaker

NASA Decision Not Suited for Women

Agency scuttles plans to build space suits fitted for smaller female astronauts

Protein Folding Shows Surprising Flexibility

Many different routes may lead to the same configuration

Dodo Finally Roosts on Evolutionary Tree

DNA from extinct bird pins down its relatives and origin
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