Science NewsBriefs
A World Science publication

July 18, 2005

"Trojan Duck" of Asian Bird Flu?
Parents Leave Legacy of Climate Change
Monkeys Not Fooled by Mirrors
Bird's-Eye View of Feather Coloration
Getting to the Root of the Taste Bud

July 15, 2005

Seabirds Deliver Arctic Pollutants
Shallower Fault Beneath Tokyo
Paralyzed but Unaware
Parasite Genomes Compared
Sleeping Sickness Genome
Chagas Disease Genome
Genome of a Leishmania Parasite
How to Kill T. Brucei
Mice Can Learn After Neuron Loss
Cell Death Implicated in Aging
Neural Grafting Across Species
Photo Membranes Adapt
What Really Happens at the Synapse?

July 11, 2005

Brain Region Size May Determine Resilience to Trauma
Better Sites for Barnacle Babies
Graphite May Be Best for Hydrogen Storage
Detailed Fossils of Early Organism Uncovered

July 8, 2005

Avian Flu Outbreak in China
Deadly Red Light Lures Deep-Sea Prey
Skeletons of Glass
New Source for Healthy Muscle Cells?
Emu Eggs, Wombat Teeth and Mass Extinction
Sperm Swimming in Circles
Gamma Ray Sources, Large and Small
Sight and Smell Help Flies Remember
More Mechanics of Spring
Plant Pore Placement
Tunable Superconductivity
Molecular Motor Organizes Yeast Microtubules

July 1, 2005

Genomes of Cancer-Causing Cattle Parasites
Fluorescent Bird Droppings and Landscape Corridors
Summer Climate and the Atlantic Ocean
A Single Strep B Vaccine?
Olivine Crystals From Beyond Our Solar system
Pinpointing a Drug's Targets
Bacteria Share Transport Tools
Pulsar Stimulates Maser Emission
Lab-on-a-Chip Monitors Bacterial Growth
Wiring up Single Molecules
Dissecting Rapid Climate Change
Melting Within Crystals

July 4, 2005

Himalayan Snow Lotus Evolves Shorter After Harvesting
Identical Twins Express Different Genes
Loss of Aquaporin-7 Leads to Obesity in Mice

June 27, 2005

Primate Studies Suggest Child Abuse Results from Early Experience
Hypnotic Suggestion Changes How the Brain Works
Genome Profiles of Lung Cancer
Potential Treatment for Inflammatory Diseases: sEH
Hand Movements Suggest Language Understood Continuously

June 24, 2005

The Benefits of Hydrogen Fuel Cell Vehicles
Improved Rice Plants
Microbes Follow Rule of Ecology
Challenges of Election Auditing
Making Nerve-Muscle Junctions
How the Nose Knows
Hothouse Climate, Long-Term El-Nino?
The Developing Retina
Matching Glacial Melting and Sea-Level Rise
Studying Ancient Warming
Light Elements in Earth's Core

June 20, 2005

No Sun, No Problem: Microbe Gets Energy from Geothermal Light
Social Class Affects Educational Choices
Foxp2 Gene Plays Role in Language Development
Biological Arms Race: Bacteria vs. Viruses
Mutant Bacterium May Help Treat Intestinal Disease

June 17, 2005

Ancient Egyptian Glassworks
Energy-Efficient Porters in Nepal
Disappointment in the Brain
The Shellfish That Weren't a Delicacy
Hurricanes and Global Warming
Relating Ancient Carbon Dioxide to Temperature
Rapid Evolution of Earth's Mantle
Initiating Nitrogen Fixation
North Atlantic's Salt Concentration
Two Information Streams Lead Into Memory Center
Pinpointing Protons in Acid

June 13, 2005

Faulty Biological Clocks May Influence Addiction
Reproductive Tug-of-War in Gorillas
Making Cervical Cancer Easier to Study
Growing SARS Vaccine in Tomatoes and Tobacco

June 10, 2005

Can Fungal Pesticides Help Curb Malaria?
Mucus Nets Solve Ocean Carbon Mystery
Surveying the Tsunami's Extent
Ripple Effect From Cod Overfishing
New Hope for Hepatitis C Drugs
Tiny Antennas for Light
Carbon Dioxide Surge in Ancient Oceans
How Ants Tell Friend From Foe
Heating Antarctica From Below

June 6, 2005

Dolphin Tool Use Passed from Mother to Daughter
Potentially Unique Transmission of West Nile Virus
In Chinese, Writing Comes Before Reading
Gene Therapy for Rheumatoid Arthritis

June 3, 2005

Identifying Dinosaur Gender
Where Baby Gets Rhythm
Disappearing Arctic Lakes
Toxins Reduce Rat Fertility Generation
Prion Disease and Cell Signals
Humans Are Warming the Oceans
TB Resistance Insights
Converting Biomass to Biodiesel
"First Generation" Stars May Not Be
Self-Assembling Nanostructures in Free-For Designs
Expelling a Parasite
Electronics Without Lead
Signaling for Stem Cells

May 30, 2005

Thwarting Potential Botulinum Toxin in Milk Supply
AGS3: Gene Involved in Heroin Relapse
Predicting HIV Superinfection
Two-Drug Combo Kills Bone Cancer Cells
Primate Fossils Suggest Human Origins in Asia, Not Africa

May 27, 2005

Violence in Youth Begets More Violence
Snapping, Exploding and Swelling Plants
Molecule Offers Protection Against Asthma
From Rocks to Oil
Arsenic Fuels Microbes in Lake Brine
Ancient Farmers' Footprints in Corn
Amalthea a Porous Ice Ball
Small Molecules Block Specific Enzymes
Supernova-Gamma Ray Burst Connection
Pulsar Stimulates Interstellar Gas
E. Coli's Membrane Proteins

May 23, 2005

Making Sense of Smell: Odor Maps in the Brain
Social Isolation Impairs Sexual Behavior
Air Transportation Network Resembles Internet
Electroshock Therapy for Depression Reduces Heart Attack Hormones
Inflammation Marker Does Not Worsen Atherosclerosis
Understanding Brain's Language Network

May 20, 2005

New African Monkey Species
Antarctica Thickening in the Middle
Long-Term Memories Are Costly
Insights Into Clinical Gene Therapy
Reconstructing the Rupture
Long-Distance Ripple Effects
Origins of a Rare Brain Disorder
Salmonella Proteins in Action
Quantum-Level Control
Mars Core Probably Liquid

May 16, 2005

Network Analysis Details Partisanship in House of Representatives
Potential Diabetes Treatment with Transplanted Liver Cells
Virus Emergence in African Bushmeat Hunters
Subliminal Processing of Threatening Words
GM Crops with Broader Insect Resistance
Bonding Amino Acids to Inorganic Surfaces
Tracing the Rise of Ants

May 13, 2005

Leprosy Genome Tells Story of Human Migrations
Climate Change Driving Fish North
Freedom in Youth, Rules in Adulthood for Canaries
Early Asymmetric Gene Expression
Gas Flames Have a New Ingredient
Early Lichen-Like Fossils

May 9, 2005

Assessing Image Quality in Fingerprint Identification
Land Use Impacts Earth's Water Balance
Women Migrate More than Men, Based on Society
Blood Test for Ovarian Cancer

May 6, 2005

Antioxidants and Longer Life for Mice
The Making of Zooplankton Patches
How Much Sun Reaches the Earth
Drug Target for a Kidney Disease
Early Volcanism Not Much Hotter Than Today
Profiling the Proteins in a Biofilm
Representing Space in the Brain
New Record of Asian Monsoons
Redesigning Enzymes for Efficiency

April 29, 2005

Parasite Bird Fakes More Mouths to Feed
How to Assemble a "Dream Team"
GM Rice -- Fewer Pesticides, Healthier Farmers
Stress Can Make You Sick
Brain Clues to Others' Intentions?
Why Versatile HIV Antibodies Are Scarce
Fruit Flies Reveal Climate Change
Picture This -- Mental Imagery and the Brain
South American Glaciers Maxed Early
Salty Fingers Mix Tropical Waters

April 25, 2005

Songbird Color Vision: Attracting Mates, Avoiding Predators
Chestnut Tree Clock Stops for Winter
Fungus Borrows Energy Tool from Bacteria

April 22, 2005

Glacier Retreat Along Antarctic Peninsula
Obesity and Clock Mutations
Your Brain the Search Engine
Sucrose-Free Nectar Filters Out Freeloading Ants:
Phytoplankton Control Pacific Fish Production
Custom-Made Double Emulsions
Long Distance Ocean-Climate Link
Viral Defense in Mammalian Cells
Pinpointing the Origin of the Solar Wind
Genes Without Genomes
Superlens Images Nano-Sized Objects

April 18, 2005

Happiness Related to Biological Function
Chinese Herbal Medicine Component Arrests Cancer Growth
Altruistic Punishment May Make Evolutionary Sense

April 15, 2005

Dino Egg Pair Found Inside Mother
Gravity Head Trip
Damming the World's Rivers
Ebola Infection Insights
New Varieties of Tetracycline Antibiotics
Brain's Guard Cells Double as Housekeepers
Hard Core Earth
Diversity in the Human Colon
Short-Term Sea Level Change
The Simplest Circadian Clock
Wound Healing in Mice and Flies
Low Oxygen and the Late Permian Extinctions

April 11, 2005

Cloned Beef and Milk Meet Industry Standards
Humans, Not Climate Change, Likely Cause of Elephant Extinctions
"Neural Cliques" Create Real-Time Memories

April 8, 2005

Do Infants Understand False Beliefs?
How Long Was Earth a Snowball?
Reef Ruckus Guides Young Fish Home
Enhancing and Checking Anxiety
For Life-Friendly Soup, Add Hydrogen
NMR -- From Super-Sized to Suitcase-Sized
The Evolution of Queens and Workers
Mating Preferences Lead to New Species
Post-Flood Rebuilding on the Mississippi
Polymer Films Coat Many Materials
Development Signaling Pathway Mapped in Flies
To Leaf or Not to Leaf
Understanding a Mysterious T Cell Receptor

April 4, 2005

Ancient Maya Set Up Remote Salt Factories
Reducing the "Toll" of Nerve Pain
Air Pollution Impacts Wheat Disease
Characterizing Skin Cancer by Microarrays
Emotion and Cognition Set Up by Serotonin

April 1, 2005

Air Pollution from Dandruff, Fur and Algae
New Termite-Eating Mammal From Late Jurassic
An Improved Hydrogen Fuel Cell
Protein Cues Muscle Growth
What Trust Looks Like in the Brain?
Changing Fuel Use in Africa
Neurons Chime Together to Strengthen Signal
Marine Biology and CO2 Levels
Protein-Folding Chaperones in Multicellular Life:
Watching Things Creep

March 28, 2005

Deriving Stem Cells from Hair Follicles
Caribbean Overfishing Worse for Some Species
How the Brain Decides to See Fear
Flexible Memory in the Honeybee
Problems with Ovulation Hormones in Cows
How the Brain Learns to Perceive Motion

March 25, 2005

Octopuses Walk on Two Arms
Warming-El Nino Link Questioned
Foxes Overhaul Island Ecosystem
Milky Way Gamma Rays
Repeated Evolution in Freshwater Fish
Interfering Bose-Einstein Condensates
Climate Change Lead, Ocean Circulation Followed
Nanotubes Sniff out Vapors
Obesity Surgery and Hormones
Mapping Transcription in the Human Genome

March 21, 2005

Wildfires and Earthquakes Follow Same Mathematical Laws
Adult Stem Cells Can Produce Neurons
Long-Term Facial Recognition by Infants
In a Warming World, More and Smaller Ants
Madagascar Lemurs Have Single African Ancestor
Shedding Some Light on Blindness

March 18, 2005

No Turning Back From Climate Change
Skin Cancer Insights
How Our Internal "Food Critic" Works
Sugars Protect Bacteria From Human Immune System
Yeast Identify Urinary Tract Via Vitamin B3
Mapping Methane From Space
Fish Buoyancy Helps Explain Diversity
New Climate-Ocean Circulation Link
How Micro-RNAs Affect Zebrafish Development
Signaling for Cell Shape
Managing and Monitoring Crystal Growth

March 14, 2005

For Birds in New Lands, Bigger Brains Help
Detecting Pathogens in a Hospital Therapy Pool
Improving Drug Delivery Through Skin

March 11, 2005

Gene Tied to Age-Related Blindness
New Locations for Pig Domestication
Why Motor Oil Reduces Engine Wear
Bacteria Responsible for Seaweed's Leafiness
Seismic Information Without the Earthquakes
Neurons Adapt to Expected Reward Size
Mapping a Galaxy's Magnetic Fields
Signaling Maps Yield Clues to Cancer Spread
"Low Key" Protein Degradation

March 7, 2005

Monkeys' Cries for Help Related to Two Brain Systems
Mapping Biological Invasions in Hawaiian Rain Forests
Titanium Debris Sabotages Artificial Joints
"Instructive Immunotherapy" Destroys Tumors
Ocean Mirrored in a Tiny Flask
Cocaine Addiction Enhanced with Missing Receptor

March 4, 2005

The Brain of the H. floresiensis "Hobbit"
Diverse Life Found at "Lost City"
Indian Cooking and Climate
Mutations Thwart Male-Killing Bacteria
Diatoms Are Non-Toxic But Nutritionally Deficient
The Mechanics of Making Tooth Enamel
A New Climate Record From Glaciers
Camphor and Temperature Sensation in Mice
Deep Ocean Survival Tips for Bacteria
Gut Pathogen is a Genetic Innovator
How Learning Changes Rat Brains
You Can Thank Your Superior Colliculus
How Far Away Are Our Neighboring Galaxies?
More Tasks for Cholesterol
Questioning a Marker for Solar System Formation
Distorted Solar Wind Bubble

Feb. 28, 2005

Climate Change Has Altered Arctic Lakes
"Testicular Eggs”: Chromosomes vs. Environment in Sex Cells

Feb. 25, 2005

Bacteria's Poison-Tipped Swords
Early Alzheimer's Indicator
Manuscripts as Fossils
Making Sense of Bacterial Diversity
Gliding Over Saturn's Rings
Using Planets to Detect Planets
Mapping Dark Gas
Great Medieval Earthquake

Feb. 18, 2005

Mapping Human Genetic Variation
Restoring Iraq's Marshes
Synthetic Pheromone Offers Cockroach Control
Olmec Pottery Reveals Cultural Center
Ancient Rabbit Fossils
Mars Express Offers Red-Planet Insights
Gypsum at Mars' North Pole
Tracking Ice on Mars' North Polar Cap
Extending Rover Findings
Olivine and Pyroxene Diversity
Regulating Blood Cell "Factories"
Terrestrial Gamma Flashes -- More Common, More Energetic
Advance in the Use of Ammonia

Feb. 14, 2005

Edible Hepatitis B Vaccine in Potatoes
Growing Human Organs from Embryonic Pig Cells
Natural Compound Improves Function after Spinal Injury
Math Without Words
Diversity at the Genetic Level Helps, Too
Preventing Skin Infection with Pig-Derived Antimicrobials
Visual Responses of Single Neurons

Feb. 11, 2005

Deer Threaten Ginseng
A Chemical for Overcoming Stress
"Natural Pollution" in Whale Blubber
A Regenerating Tropical Forest Lacks Diversity
How "Bt" Crops Kill Pests
Mollusk Fossil Record -- Now More Reliable
Mammals' Middle Ears Evolved Independently
Recombination Hotspots Differ in Humans and Chimps
Iranian Woman Wins Young Scientist Award for RNA Work 
Molten Carbon

Feb. 7, 2005

Trade-Offs Between Motherhood and Long Life
Bees Busy with Flight Navigation
Sleep Hormone Controls Sex Pathways in Birds
Wound Healing Process Related to Breast Cancer Survival
Nicotine No Remedy for Alzheimer’s
BCB2 Receptor Activation Inhibits Pain via Endorphin Release
Brain’s Role in Body Organ Circadian Rhythms

Feb. 4, 2005

Deep Sea Surprise
Mouse-Based Insights Into Crohn's Disease
On Real Ant Farms, the Crop Is in Control
Summertime in Saturn's South
How Kaposi's Sarcoma Develops
Controlling Butterfly Wing Size
Moth "Sex Talk" Via Smell
New Cloud Formation Information
Mitochondria Protein Links Metabolism and Aging
Dislocations in Complex Materials

Jan. 28, 2005

Couch Potatoes Shed Light on Obesity
Family Tree for Bats
Winter Night Glow on Mars
Why Fish Eggs Float
New Insights on Lupus
Pluto's Origin
History of Seed Size
Heat Capacity in Fermi Gasses and Superfluidity
Egg Signals and Plant Fertilization
Paddling Through the Cell Membrane
Light-Sensing in the Eye -- Melanopsin Unmasked
DNA Delivery Vans

Jan. 31, 2005

Irrational Trading Behavior Explains a Lot
Grammar Rules Emerge Quickly, Spontaneously in New Language
A Real Network for Imagined Pain
Bio-Barcodes for Alzheimer's Detection
Power of Emotion in Memory

Jan. 24, 2005

Hawaiian Bird Species Thrives Despite Malaria
Sounding Out the Basis for Improved Hearing Aids
Hydrogen Drives Hot Springs Bacteria

Jan. 21, 2005

Prions Found in Unexpected Organs of Infected Mice
Aerobic Fitness Tied to Metabolic Health
Lion Group-Living and Population Change
Clues to Earth's Largest Mass Extinction
Behemoth Bacterium Key to Nutrient Cycle
Plants Save Themselves From Over-Exposure
Porous Semiconductors Resemble Frozen Smoke
Diverging Species, Shared Turf
Inner Skeleton Moves Cell Without Walls
Varying Slip Rates Along Himalayan Fault

Jan. 17, 2005

Detecting Amino Acids on Mars
Fast-Fading Visual Memories Suggest Alzheimer's
DISC1 Distribution Altered in Psychiatric Disorders
Developing a Formula for Predicting Cancer
Estrogen Receptor a Controls Prostate Development
Gene Alters Amyloid Deposits of Alzheimer’s Disease

Jan. 14, 2005

New Clues to AIDS Complication
Albatross Frequent-Flyer Program
North American Ice Sheet's Earliest Advance
Life-Extending Meds for Worms
Regrowing the Ear's Hair Cells
A Cluster Packed With Pulsars
Insights into Alzheimer's Disease
Retinoic Acid and Cardiac Cells
Spin-Switching Nanomagnets
Finding the Cause of an Ancient Adaptation
Identifying the Bump in Interstellar Dust
Molecular Surgery Closes 60-Count Carbon Cage

Jan. 10, 2005

Understanding Cholera Outbreaks
What You See Is What You Hear

Jan. 7, 2005

Genetics of HIV Susceptibility
Dog Epilepsy Gene
Temple Construction Boom in Ancient Hawaii
Predatory Insects Balance Their Own Diets
Genome of a Pollution-Eating Bug
Life in Earth's Saltiest Places
Comparing Malaria Parasite Genomes
From Dust Clumps to Planets
Tumor Cell Abnormalities
Cell Division Checkpoint

Jan. 3, 2005

Geckos’ Sticky Feet Clean Themselves
Blocking the Effects of Alcohol Abuse
Culture-Based Maize Variety in Mexico
Carbon Starvation in Plants of Last Ice Age
It Takes Two to Ovulate
Uncalculated Risk of Pesticides Based on Chemical Structure

Dec. 27, 2004

Nanoparticles Deliver Genes into Cells
Glucocorticoid Receptor Linked to Depression

Dec. 24, 2004

Sperm Whales Get the Bends
Gray Hair Insights
Costly Parenting For Migratory "Christmas Birds"
Farming Vs. Wildlife
More Leisurely Meals After Mass Extinction
Ocean-Floor Microbes Breathe Deep
Molecular Messages from Saturn
Protein Acts as Bacterium's Scouts
Tumor-Associated Enzyme Reaction Studied
Origin of Jupiter's Inner Satellites
New Genome-Analysis Technique

Dec. 20, 2004

Circadian Rhythms Influence Heart Fluctuations
Cloning Keeps Infertile Mice Alive
Studying Prions with Mad Mice

Dec. 17, 2004

Insulin-Like Hormone From "Bad" Fat
Eye-Whites Broadcast Fear
Protein Required for Nerve Repair
Nutrients May Link Caloric Restriction and Aging

Dec. 13, 2004

Evolution of Human Facial Features
Learning Language Without a Teacher?
Birds and Their Contributions Declining
Religious Ritual in Mexico Evolved with Society
Culturing Functional Heart Tissue
Consciousness Not Required for Some Memories
Cutting Calories Curbs Parkinson’s in Primates
Understanding How the Brain Sees the World
Long-Term Effects of Drug Abuse
Chemical Reactions, One Molecule at a Time
Singing Strategies of Songbirds

Dec. 10, 2004

New Drug Lead Targets Resistant TB
Tremors Along the San Andreas Fault
Expectations and Cocaine Addiction
How Bird Wings Get Lift
Tool Use by Wild Monkeys
Silkworm Genome Sequence
Breaking Down Malarial Infection
Crow and Ape Intelligence
Keeping Eggs on "Pause" Before Ovulation
"Supercells" Sweep up Coastal Sediment
Metallic Films and Superconductors
Japanese Quake Turned Flats to Forest
Salty Archaea Recombination
Aerosols and Climate Forcing

Dec. 3, 2004

Benzene a Health Risk Even at Low Levels?
Recording Daily Life
Queen Ants Pick and Choose Reproduction
Worm Larvae Filter Feed with Transparent "House"
Probing DNA's Robustness Against UV
Abrupt Warmings in Penultimate Ice Age
Seeing the Enhancement in Silicon Nitride Ceramics
Diarrhea Bugs Camouflage "Red Flag" Proteins
Forest Cover and Interglacial Variability

Dec. 6, 2004

Controlling Movement with a Noninvasive Brain-Computer Interface
Ancient Chinese Fermented Beverages Chemically Confirmed
Invasive Plants Follow the Money
How Hummingbirds Cope With High Altitude
Inflammation Directs Stem Cells to Injured Tissue
Monkey Hear, Monkey See
Gene Therapy Fixes DNA Repair Error
Insects Smell Using Parallel Pathways

Nov. 29, 2004

Stress Accelerates Telomere Shortening and Aging
Tale of the Toxic Toads
Origins of Neural Stem Cells Uncovered
Humans and Monkeys Diverged Earlier than Previously Thought
Decreasing Airborne Spread of Infectious Diseases
Gene Therapy Treats Parkinson’s Disease
Protein Regulation in E. coli and Salmonella Resistance
Tolerance to Organic Solvents

Nov. 26, 2004

Bison DNA Helps Explain Extinctions
Forests Binge on Cicadas
Gastric Cancer in Mice Linked to Bone Marrow
Protein Promotes Artery Plaque in Mice
Insulin Insights
New Prospects for Predicting Volcanic Eruptions
Reversible Synthetic Motors
Spotting Hydrogen Impurities in Diamond
Beneficial Gene Shuffling
A New Nanomaterial -- Inorganic Dendrimers

Nov. 22, 2004

Digital Authentication of Art
Genetic Trio Implicated in Prostate Cancer
Cropping Proteins Can Cause Leukemia

Nov. 19, 2004

Possible Drug Therapy for Fatal AIDS Disease
COX-2 and Atherosclerosis Protection in Female Mice
Pulling Fat From Storage
Low-Tech Inspiration for Nanotube Progress
Less Gene Duplication in Yeast Evolution
Optical Clocks Improve
Body Clock Different for Cyanobacteria
Protein Marker's On-Off Switch

Nov. 15, 2004

Many Factors Lead to Flu Seasons
Social Support Reduces Depression in High-Risk Children
Body Language Signals Fear
The Dangers of Different Paths to Climate Change
How Helicobacter Holds On

Nov. 12, 2004

Bushmeat Trade and Fishing Industry Connect
Male Contraception Via the Immune System
Ancient Brown Bear Migrations
Sea Urchins May Inspire High-Tech Materials
Bacterial Signal Is Bad for You, Good for Squid
Species Loss and Ecosystem Decline
Some Prion Disease Features Tied to Genetics
Piecemeal Data Shape "Tree of Life"
High-Speed Profiling Predicts Drug Effects
Ocean Overturn Rate and Climate Change
Surveying Gene Expression in the Liver
A Spin-Triplet Superconductor
The Molecular Libraries Initiative

Nov. 8, 2004

Schizophrenics' Slow Neural Circuits
Engineering Powerful HIV Inhibitors
Simulating Fibril Formation
Hormone May Help Reinsulate Nerve Fibers in MS

Nov. 5, 2004

Brain Molecules Behind Nicotine Addiction
Learning and Dopamine
New Substitute for Lead
Oxygen Sensor Helps Keep Blood Healthy
"Smelling" Your Neighbor's Immune System
Transformation of the Fly Y Chromosome
Sources of Black Hole Radiation
Quality Over Quantity for Species Diversity
Intracellular Infection-Fighting Process
Internal Organization in Bacteria
Interfering With Gene Expression

Nov. 1, 2004

New Neurons from Stem Cells Link Brain to Spinal Cord
Shared Paths: Blood Vessels and Nerves Develop Together
Discriminating Reproductive Choices of Fishes
Possible New Strategy to Combat Malaria
Origin of a Natural Poison

Oct. 29, 2004

Compound Blocks Step in Alzheimer's Progression
How Stress Can Affect Memory
Seed Plant Precursor From Europe
Seabirds Smell Their Mates
The Evolution of Givers and Takers
Preventing Iron Overload in Cells
Analyzing Martian Methane
Mantle Movement Insights
Moving a Plant's Hormone
Antidepressants in Young Mice

Oct. 25, 2004

Gene in Increased Life Span from Low-Calorie Diet
Regenerative Retinal Stem Cells Found
Research Breaks Down Bone Loss Mechanism
Animal Genes Can Protect Tomatoes
Better Tree Size Predicting

Oct. 22, 2004

Evidence Rules Out Down Syndrome Suspect
Mitochondria and Metabolic Disease
Early Bird Embryo with Feathers
High Tides Trigger Earthquakes
Wax Build Up -- In Plants
Closer To Quantum Computing
Thin Carbon Film Yields 2-D Transducers
Bacterial "Protein Machines" Repair Broken DNA
Advance in Genetic Mapping
Fly Genome Elucidated
Antidepressants In Young Mice

Oct. 18, 2004

Plants Say NO to Pathogens
Nerve-Ending Protein Increasingly Important in Synapse Function

Oct. 15, 2004

Global Amphibian Declines
Linking Obesity and Type 2 Diabetes
Truth Serum for Social Science
Giant Virus Genome Blurs Life Lines
Magma Tracers in Mt. St. Helens
Forensic Mass Spectrometry
Exact Arithmetic Requires Number Words
Immediate Gratification in the Brain
Biodiversity Hot Spot Needs Splitting
Gene Identified in Arsenic Contamination
Earthquake Causes Gravity Bump

Oct. 11, 2004

Food and Serotonin Regulate a Chemosensory Circuit
Missing Orphan Receptor Makes Bad Moms
Antioxidant Mechanism Detailed in Heart Disease
Faster Bacterial Test Developed
Reconciling the Clock-Rock Discrepancy
Ringwoodite Found in Meteorite
Pining for Molecular Evolution
Shedding Light on UV Sensitivity

Oct. 8, 2004

Warming and Western U.S. "Megadroughts"
Mutation Common to Childhood Leukemias
Embryonic Stem Cell Signals Rescue Mouse Embryos
Volcanic Gas and Life's Origin
Why the Buffalo Roam So Far
Shells Tell End-Permian Story
Botulism Bug's Nitric Oxide Sensor
Argon Gets Around on Mars
Virus as Natural Insecticide
Sophisticated Gene Control in Bacteria
Mantle Flow in All Directions
New Support for a Dark Universe

Oct. 4, 2004

Not All Bilinguals Are Created Equal
Bitterness: An Evolutionarily Acquired Taste?
Conscious Knowledge Accompanies Good Decisions
New Description of Turbulence

Oct. 1, 2004

Extinctions in the Dog Family
With Little Oxygen, Fish Heart Pumps On
Diatom Genome
Underestimating Past Climate Variability
Radiation-Resistant Bug's Survival Tool
Hunting, Climate Change and Ice Age Extinctions
New Polymer Shapes
Light-Sensing Molecules in Vertebrates and Microbes
How Competing Species Coexist
Two Electron Effects in One Molecule
Hawaiian Lava and Earth's Core

Sept. 24, 2004

Glacial Thinning Accelerates in West Antarctica
Genome of Legionnaire's Disease Pathogen
Distance Learning for HIV Prevention
More Exotic Predators, More Extinctions
Tributaries Boost Electric Fish Diversity
Predicting Ecosystem Collapse
West Antarctic Ice Flow Changed Direction
Solar Wind on Mars
Nitric Oxide Controls Plant Flowering
Protein Protects Seedlings

Sept. 20, 2004

Fatal Traffic Accidents Increase After Terror Attacks
Human Cells Produce Morphine
Long Reach of Wind-Blown Pollen

Sept. 17, 2004

Determining the Causes of Asthma  
Cells on the Move
Sperm and Eggs from Embryonic Stem Cells?
Antarctic Ice Origins
BRCA2's Possible Role in Cancer
Crystal Imaging Gets Even Smaller
Infections and Lifespan

Sept. 15, 2004

The curse of the mummy's cat
Before the birth of childhood
On the contemporaneity of chondrules
Clutch piracy in frogs
Diffusion of Han culture
World's smallest guitar string created?
Systems biology: the flexible network

Sept. 12, 2004

Cancer and the way of the Hedgehog
Carbon nanotubes: length without limit?
Nisin: cagey antibiotic
Nitrite: new therapy for neonatal pulmonary hypertension?

Sept. 9, 2004

When One Extinction Causes Another
A Protein Gas Pipe
Embryonic Heart Development Redefined
Transgenic Crop Regulation in Japan
Pipe Flow Physics
Where Staph Gets Iron
Cell Proteins Under Surveillance