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Volume 10, Number 7
February 14, 2011


Physical sciences
Technology
Life sciences
Neuroscience, psychology, behavior
Health and medicine
Physical sciences

Merger of dwarf galaxy with Milky Way
Structure of free neutrons
Antimatter
Neural networks and self-organizing maps
Gas and dust cloud around supergiant star
Quantum Hall states and non-abelian anyons
Neutrino astronomy
Earthquakes
Manganites and the Jahn-Teller effect
Coronal mass ejections
Possibile habitability of interstellar planets
Star-forming regions
Paleoclimatology
Water on Mars
Effects of rotating black holes on light
Magnetricity

Technology

Quantum computing
Superconductivity
Entanglement of electrical circuits
DNA sequencing
Brain-computer interface
Graphene
Supercomputing
Nanowire mesh integrated circuits
Fuel cells
Hydrogen production
Photovoltaics
Bose-Einstein condensates
Robotics
Nanotechnology
Integrated processing and storage circuits
Atomtronics
Plasmonics

Life sciences

Origins of life
Phosphatase regulation of phosphoinositide signaling
G protein-coupled receptors
Retrotransposons and zinc finger transcription factors
Streptococcus pyogenes toxin immunity
Intrinsically disordered proteins
Hydrogen-producing bacteria
Acoelomorph flatworms
Alu elements, long noncoding RNA, and protein production
Proteomics and cancer
c-Myc and gene expression
Telomeres and aging
Australopithecus afarensis
Cell abscission
Enhancers in gene deserts
Induced pluripotent stem cells
Photosynthesis
Riboswitches

Neuroscience, psychology, and behavior

Depression
Number sense and language
Electrocorticography
AMPA receptors
Inflammation and neuropathology
Vigilance decrement and attention
BMP4 and error correction in brain development
Urocortin proteins and regulation of stress response
Age-related changes in brain network efficiency
Sex and violence
Testosterone and empathy
Reelin and neuronal migration in brain development
Heritability of pro-sociality
Brain-imaging studies
Ovid intelligence
Brain compression of visual information
Autism
Genetics of language learning
Sugar residues and motor neuron survival and growth
Neural target recognition in brain development

Health and medicine

Cancer
Diabetes
Cancer as primitive metazoan
Salmonella, ribozymes, and gene therapy
Multiple sclerosis
Cardiovascular disease
Lifestyle, genetics, and longevity
Obesity
Chocolate, polyphenols, and cholesterol regulation
Influenza vaccines
Canine detection of cancer
Mathematical modeling for drug development
Use of messenger RNA in gene therapy
Stem cells
Parkinson's disease
Alzheimer's disease
Lonliness and inflammatory disease
Cancer biology
Celiac disease
Staphylococcus aureus antibiotics
AIDS
Spinal cord repair
Nanobiotechnology
Avian flu



Physical sciences


Merger of dwarf galaxy with Milky Way

References:
  1. February 7, 2011 - Galaxy "Crumbs" Found in Milky Way - Proof of Recent Feeding
  2. February 8, 2011 - Dwarf galaxy remnant found in Milky Way
  3. February 11, 2011 - Milky Way munched on galactic snack
  4. February 17, 2011 - Astronomers dig up cannibalised galaxy
Background


Structure of free neutrons

References:
  1. February 7, 2011 - Bound neutrons pave way to free ones
Background


Antimatter

References:
  1. February 7, 2011 - Antimatter atoms ready for their close-up
Background


Neural networks and self-organizing maps

References:
  1. February 7, 2011 - Neural networks make intelligent sensors, smarter grids
Background


Gas and dust cloud around supergiant star

References:
  1. February 7, 2011 - 3-D Image Reveals 'Chubby' Supergiant Star
Background


Quantum Hall states and non-abelian anyons

References:
  1. February 7, 2011 - A landmark proof
  2. February 17, 2011 - Wavefunction's unconventional statistics manifested
Background


Neutrino astronomy

References:
  1. February 7, 2011 - IceCube opens up a window on energy in the universe
Background


Earthquakes

References:
  1. February 8, 2011 - Researcher says the next large central US earthquake may not be in New Madrid
  2. February 10, 2011 - Lake-effect theory sinks, but quake timing questions go on
Background


Manganites and the Jahn-Teller effect

References:
  1. February 9, 2011 - Delving into manganite conductivity
Background


Coronal mass ejections

References:
  1. February 9, 2011 - Clouds On the Sun Explode with Earth-Like Qualities
Background


Possibile habitability of interstellar planets

References:
  1. February 10, 2011 - Rogue Planets Could Harbor Life
  2. February 11, 2011 - Outcast Planets Could Support Life
  3. February 20, 2011 - Starless planets may be habitable after all
  4. March 2, 2011 - Orphan planets could support life
  5. March 9, 2011 - Earth-Size "Lone Wolf" Planets May Host Life
Background


Star-forming regions

References:
  1. February 10, 2011 - Thousands of New Stars Emerge in Glowing Nebula
  2. February 10, 2011 - American Beauty
  3. February 11, 2011 - Life in the North American nebula provides new view
  4. February 11, 2011 - A nebula by any other name
Background


Paleoclimatology

References:
  1. February 10, 2011 - Antarctic sea temperatures cooled in Holocene but now rising: study
  2. February 11, 2011 - Arctic climate variation under ancient greenhouse conditions
Background


Water on Mars

References:
  1. February 10, 2011 - Gushing flood formed giant Martian sinkhole
Background


Effects of rotating black holes on light

References:
  1. February 13, 2011 - How to spot a spinning black hole
  2. February 13, 2011 - Black holes take light for a spin
  3. February 13, 2011 - Black holes put new spin on light
  4. February 14, 2011 - The Sight of Twisted Light Could Reveal a Spinning Black Hole
  5. February 14, 2011 - Spinning black holes 'twist light'
  6. February 14, 2011 - Pasta-Shaped Light From Spinning Black Holes Could Challenge Einstein
  7. February 14, 2011 - Twisted Light Could Enable Black Hole Detection
  8. February 14, 2011 - How to spot a spinning black hole
  9. February 14, 2011 - How to spot a spinning black hole: Twisted space-time should be visible from Earth, say researchers
  10. February 14, 2011 - Message in a wobble: Black holes send memos in light
  11. February 15, 2011 - Findings Could Put a New Spin on Black Holes
  12. February 15, 2011 - Spinning black holes twist light
Background, Background


Magnetricity

References:
  1. February 13, 2011 - Currents of monopole-like magnetic charges act much like electricity - also here
Background



Technology


Quantum computing

References:
  1. February 7, 2011 - Quantum optimizer a quantum step in the right direction
Background


Superconductivity

References:
  1. February 7, 2011 - Neutron analysis reveals '2 doors down' superconductivity link
  2. February 11, 2011 - Compact high-temperature superconducting cables demonstrated at NIST
  3. February 13, 2011 - Fleeting fluctuations in superconductivity disappear close to transition temperature
Background


Entanglement of electrical circuits

References:
  1. February 7, 2011 - Touching from a distance
Background


DNA sequencing

References:
  1. February 8, 2011 - Gene reading steps up a gear
Background


Brain-computer interface

References:
  1. February 8, 2011 - Researchers working on tiny, implantable computers to restore lost brain functions
  2. February 10, 2011 - New generation of prosthetic gets closer to the real limb
Background


Graphene

References:
  1. February 8, 2011 - Long and narrow, free of defects, and soluble: graphene nanoribbons by bottom-up synthesis
Background


Supercomputing

References:
  1. February 8, 2011 - U.S. commissions beefy IBM supercomputer
  2. February 11, 2011 - Energy aims to retake supercomputing lead from China
Background


Nanowire mesh integrated circuits

References:
  1. February 9, 2011 - Criss-crossed nanowires can compute
  2. February 9, 2011 - Building "bottom-up" circuits using nanowires
  3. February 9, 2011 - Harvard Team Makes Programmable Logic from Nanowires
  4. February 9, 2011 - Harvard Engineers Build Tiny Processors out of Nanowires
  5. February 9, 2011 - Building "bottom-up" circuits using nanowires
  6. February 9, 2011 - Programmable Logic Tiles Could Form Basis of Nanoprocessors
  7. February 9, 2011 - Researchers produce world's first programmable nanoprocessor
Background, Background


Fuel cells

References:
  1. February 9, 2011 - Bracing catalyst in material makes fuel cell component work better, last longer
Background


Hydrogen production

References:
  1. February 9, 2011 - Nanonets give rust a boost as agent in water splitting's hydrogen harvest
Background


Photovoltaics

References:
  1. February 9, 2011 - Solar cells can be made thinner and lighter with the help of aluminum particles
  2. February 10, 2011 - New Si based photovoltaic cells may be the light of the future
Background


Bose-Einstein condensates

References:
  1. February 9, 2011 - Ultracold atoms race around laser circuit
Background


Robotics

References:
  1. February 10, 2011 - Thanks to RoboEarth the bots can learn on their own
Background


Nanotechnology

References:
  1. February 10, 2011 - Simpler fabrication of nanogaps
Background


Integrated processing and storage circuits

References:
  1. February 10, 2011 - New nanostructure combines memory and logic elements
  2. February 11, 2011 - Read-write device offers new architecture for information processing
Background


Atomtronics

References:
  1. February 11, 2011 - 'Atomtronics' may be the new 'electronics'
Background, Background


Plasmonics

References:
  1. February 11, 2011 - Light through a blocked hole? Plasmonics is the answer
Background



Life sciences


Origins of life

References:
  1. February 7, 2011 - Clay-armored bubbles may have formed first protocells
Background


Phosphatase regulation of phosphoinositide signaling

References:
  1. February 7, 2011 - Study uncovers key mechanisms of cell communication
Background, Background


G protein-coupled receptors

References:
  1. February 7, 2011 - Receptor behaviors observed in living cell membranes
Background, Background


Retrotransposons and zinc finger transcription factors

References:
  1. February 8, 2011 - Selfish genes may have helped make us human
Background


Streptococcus pyogenes toxin immunity

References:
  1. February 8, 2011 - Turning bacteria against themselves
Background


Intrinsically disordered proteins

References:
  1. February 8, 2011 - Researchers develop method to identify fleetingly ordered structures from intrinsically disordered protein
Background


Hydrogen-producing bacteria

References:
  1. February 8, 2011 - Buried microbes coax energy from rock
Background


Acoelomorph flatworms

References:
  1. February 9, 2011 - Evolution: A can of worms
  2. February 9, 2011 - Animal Kingdom Gains Phylum But Loses Link
  3. February 9, 2011 - Revisited human-worm relationships shed light on brain evolution
  4. February 9, 2011 - Simple marine worms distantly related to humans
  5. February 10, 2011 - New evolutionary research disproves living missing link theories
  6. February 16, 2011 - Xenacoelomorpha -- a new phylum in the animal kingdom
Background


Alu elements, long noncoding RNA, and protein production

References:
  1. February 9, 2011 - Scientists discover gene regulation mechanism unique to primates
Background, Background, Background


Proteomics and cancer

References:
  1. February 9, 2011 - Developing a library of cancer proteins
Background, Background


c-Myc and gene expression

References:
  1. February 9, 2011 - Making use of cellular 'noise'
Background


Telomeres and aging

References:
  1. February 10, 2011 - Root molecular cause of declining health in the old found by scientists - also here
Background


Australopithecus afarensis

References:
  1. February 10, 2011 - These bones were made for walking
  2. February 10, 2011 - Lucy Had a Spring in Her Step
  3. February 10, 2011 - Fossil foot bone shows our ancestor had two feet firmly on the ground
  4. February 10, 2011 - Foot Bone Puts Prehuman Lucy on a Walking Path
  5. February 10, 2011 - Lucy's feet were made for walking
  6. February 10, 2011 - Fossil find puts 'Lucy' story on firm footing
  7. February 10, 2011 - Does an Arched Foot Bone Prove That Lucy Loved to Walk?
  8. February 10, 2011 - Lucy's Feet Were Arched and Stiff, Just Like Ours
  9. February 10, 2011 - "Lucy" Was No Swinger, Walked Like Us, Fossil Suggests
  10. February 10, 2011 - 3.2 million-year-old fossil foot bone supports humanlike bipedalism in Lucy's species
  11. February 10, 2011 - Kin of Famous Lucy Had Feet Like Modern People - also here
  12. February 10, 2011 - The twist that shows Lucy wasn't flat-footed
  13. February 10, 2011 - Found: Ancient Bone That Let Humans Walk Upright
  14. February 11, 2011 - Fossil proves our ancestor 'Lucy' was bipedal
  15. February 11, 2011 - Old bone proves Lucy was no swinger
  16. February 11, 2011 - Lucy Walked Tall, a Foot Bone Suggests
  17. February 12, 2011 - Reaction round-up: Lucy's feet made for walking
Background


Cell abscission

References:
  1. February 10, 2011 - Cell division with a twist
  2. February 10, 2011 - Final bit of cell division revealed
  3. February 11, 2011 - Cells cut ties with a twist
Background


Enhancers in gene deserts

References:
  1. February 9, 2011 - Searching for the soul of the genome
  2. February 10, 2011 - Not so useless after all: even "gene deserts" have oases
Background


Induced pluripotent stem cells

References:
  1. February 9, 2011 - Value of iPS cells proved in two studies
Background


Photosynthesis

References:
  1. February 10, 2011 - Taking the mystery out of photosynthesis
Background


Riboswitches

References:
  1. February 13, 2011 - Study sheds light on RNA 'on/off switches'
Background



Neuroscience, psychology, and behavior


Depression

References:
  1. February 7, 2011 - Brain implants have long-lasting effect on depression
  2. February 7, 2011 - Scientists find new link between genes and stress response, depression
  3. February 7, 2011 - A second pathway for antidepressants: New fluorescent assay reveals TREK1 mechanism
  4. February 9, 2011 - Genetic variation linked to depession risk
  5. February 9, 2011 - Study links gene variant to depression
Background


Number sense and language

References:
  1. February 7, 2011 - Words help people form mathematical concepts
  2. February 7, 2011 - Language May Play Important Role in Learning the Meanings of Numbers
  3. February 7, 2011 - Without language, numbers make no sense
  4. February 8, 2011 - Counting may be cultural, not innate
  5. February 8, 2011 - Study: Math Skills Rely on Language, Not Just Logic
  6. February 8, 2011 - Numbers Need Language to Make Sense in Our Minds
  7. February 8, 2011 - Study: Math Skills Rely on Language, Not Just Logic
  8. February 8, 2011 - Counting may be cultural, not innate
Background, Background


Electrocorticography

References:
  1. February 7, 2011 - Brain's 'radio stations' have much to tell scientists
Background


AMPA receptors

References:
  1. February 7, 2011 - Researchers get a grip on nervous system's receptors
Background


Inflammation and neuropathology

References:
  1. February 7, 2011 - Genes of the immune system are associated with increased risk of mental illness
Background, Background


Vigilance decrement and attention

References:
  1. February 8, 2011 - Brief diversions vastly improve focus, researchers find
Background


BMP4 and error correction in brain development

References:
  1. February 8, 2011 - Trial and error: The brain learns from mistakes
  2. February 8, 2011 - Brain's 'constant gardener' discovered
  3. February 9, 2011 - Baby brains rewire themselves
Background


Urocortin proteins and regulation of stress response

References:
  1. February 8, 2011 - Turning off stress
Background


Age-related changes in brain network efficiency

References:
  1. February 8, 2011 - Brain 'maps' reveal clue to mental decline
Background, Background


Sex and violence

References:
  1. February 9, 2011 - Sex and violence linked in the brain
  2. February 9, 2011 - Shedding light on sex and violence in the brain
  3. February 9, 2011 - Neuroscientists track the physical source of aggression in mice
  4. February 9, 2011 - Scientists discover a tangle of neurons that control aggression
  5. February 9, 2011 - Sex and aggression are bad bedfellows in the brain
  6. February 10, 2011 - A Blast of Light to the Brain Can Make Mice Mean
Background


Testosterone and empathy

References:
  1. February 9, 2011 - Extra testosterone reduces your empathy
Background


Reelin and neuronal migration in brain development

References:
  1. February 9, 2011 - New study presents surprising view of brain formation
  2. February 9, 2011 - 'GPS' protein guides neurons to brain's language centre
Background


Heritability of pro-sociality

References:
  1. February 9, 2011 - 'Niceness' partly genetic, say scientists
  2. February 10, 2011 - 'Niceness' is partly inherited
  3. February 10, 2011 - 'Niceness' partly genetic, say scientists
Background


Brain-imaging studies

References:
  1. February 9, 2011 - Neural mechanisms linked with vulnerability to anxiety
  2. February 9, 2011 - What makes fructose fattening? Researchers find some answers in the brain
  3. February 10, 2011 - Chinks in the brain circuitry make some more vulnerable to anxiety
Background


Ovid intelligence

References:
  1. February 9, 2011 - The sharpest mind in the farmyard
  2. February 21, 2011 - Shear brain power - sheep smarter than previously believed
Background


Brain compression of visual information

References:
  1. February 10, 2011 - How the brain compresses visual information
Background


Autism

References:
  1. February 10, 2011 - Eating disorders linked with autism in school children
Background


Genetics of language learning

References:
  1. February 11, 2011 - Language learning influenced by genes
Background


Sugar residues and motor neuron survival and growth

References:
  1. February 11, 2011 - Sugar residues regulate growth and survival of nerve cells - also here, here
Background, Background


Neural target recognition in brain development

References:
  1. February 13, 2011 - Partnership of genes affects the brain's development
Background



Health and medicine


Cancer

References:
  1. February 7, 2011 - Overactive immune systems may protect against certain types of brain tumor - also here
  2. February 7, 2011 - Allergies lower risk of low- and high-grade glioma
  3. February 7, 2011 - Risk of cancer increases with exposure to low-dose radiation
  4. February 7, 2011 - Protein may be key to new treatment in a childhood cancer
  5. February 8, 2011 - Lymph Node Study Shakes Pillar of Breast Cancer Care
  6. February 8, 2011 - Proteins driving tumor cell death discovered with new cancer drug
  7. February 8, 2011 - Lack of sleep found to be a new risk factor for colon cancer
  8. February 8, 2011 - Some Breast Cancer Patients Can Skip Node Surgery - also here
  9. February 9, 2011 - Certain Breast Cancer Patients May Nix Node Surgery
  10. February 9, 2011 - Breast-cancer study questions lymph node removal
  11. February 9, 2011 - Breast cancer patients may not need lymph nodes removed, study finds
  12. February 9, 2011 - For Some Breast Cancer Patients, Node Surgery May Not Be Necessary
  13. February 9, 2011 - Bile acids link high-fat diet to colon cancer
  14. February 9, 2011 - Photodynamic therapy against cancer
  15. February 9, 2011 - Everolimus improves progression-free survival for patients with rare pancreatic cancer
  16. February 9, 2011 - Lasers target lymph node cancers in mice
  17. February 9, 2011 - Breast-cancer study questions lymph node removal
  18. February 10, 2011 - Tumor cells in transit along a laser-lit cancer highway
  19. February 11, 2011 - Offspring of female rats given folic acid supplements develop more breast cancer
  20. February 11, 2011 - Laser stops spreading cancer cells in their tracks
Background


Diabetes

References:
  1. February 7, 2011 - A potential benefit in prehistoric lean times, genetic variant may increase risk of gestational diabetes today - also here
  2. February 7, 2011 - Evolution led to genetic variation that may affect diabetes, scientist says
  3. February 10, 2011 - Trial will test whether surgery is the best option for type 2 diabetes
Background


Cancer as primitive metazoan

References:
  1. February 7, 2011 - Conceptualizing cancer cells as ancient 'toolkit'
  2. February 8, 2011 - Astrobiologists design cancer-fighting model
  3. February 8, 2011 - Researchers ponder cancer origins
  4. February 8, 2011 - Astrobiology meets cancer research
Background


Salmonella, ribozymes, and gene therapy

References:
  1. February 7, 2011 - Researchers turn Salmonella into antiviral gene therapy agent
  2. February 10, 2011 - Meet the newest virus fighter: Salmonella
Background, Background


Multiple sclerosis

References:
  1. February 7, 2011 - Sun exposure, vitamin D may lower risk of multiple sclerosis
  2. February 10, 2011 - Researchers find reduced levels of an important neurotransmitter in MS
Background


Cardiovascular disease

References:
  1. February 7, 2011 - Nicotinic acid blocks immune cells in atherosclerosis
  2. February 9, 2011 - Diet soda may raise odds of vascular events; salt linked to stroke risk
  3. February 9, 2011 - Memory problems may be sign of stroke risk
  4. February 9, 2011 - Strokes are rising fast among young, middle-aged - also here
  5. February 9, 2011 - Diet soda tied to stroke risk, but reasons unclear - also here
  6. February 10, 2011 - Changing views about saturated fat and cardiovascular disease
Background


Lifestyle, genetics, and longevity

References:
  1. February 7, 2011 - Lifestyle affects life expectancy more than genetics
Background


Obesity

References:
  1. February 7, 2011 - Voles and weasels offer clues into human obesity
  2. February 7, 2011 - Obesity linked to income, education; not sprawl
Background


Chocolate, polyphenols, and cholesterol regulation

References:
  1. February 7, 2011 - New explanation for heart-healthy benefits of chocolate
Background, Background


Influenza vaccines

References:
  1. February 7, 2011 - Universal flu vaccine successfully tested: report - also here
  2. February 7, 2011 - Early success for universal flu vaccine
Background, Background


Canine detection of cancer

References:
  1. February 7, 2011 - Urine-sniffing dogs: Early detection of prostate cancer
Background


Mathematical modeling for drug development

References:
  1. February 7, 2011 - Math may help calculate way to find new drugs for HIV and other diseases
Background, Background


Use of messenger RNA in gene therapy

References:
  1. February 7, 2011 - Save messengers -- modified mRNAs open up new therapeutic possibilities
Background, Background


Stem cells

References:
  1. February 7, 2011 - Unappreciated dynamism of blood cell production
Background


Parkinson's disease

References:
  1. February 8, 2011 - Dramatic improvement in Parkinson disease symptoms
  2. February 10, 2011 - New research implicates natural toxin as triggering Parkinson's disease
  3. February 11, 2011 - Compound blocks brain cell destruction in Parkinson's disease
  4. February 11, 2011 - Naturally occurring brain signaling chemical may be useful in understanding Parkinson's
  5. February 12, 2011 - Two pesticides associated with Parkinson's disease: study
  6. February 13, 2011 - US study links pesticides to Parkinson's disease - also here
  7. February 14, 2011 - Study links pesticides to Parkinson's
Background


Alzheimer's disease

References:
  1. February 8, 2011 - Combining brain imaging, genetic analysis may help identify people at early risk of Alzheimer's
  2. February 10, 2011 - Chemists make discovery that may lead to drug treatment possibilities for Alzheimer's
  3. February 11, 2011 - Preliminary new blood test to detect Alzheimer's disease uncovered
Background


Lonliness and inflammatory disease

References:
  1. February 8, 2011 - Loneliness triggers unhealthy immune response, study finds
Background


Cancer biology

References:
  1. February 9, 2011 - Prostate Cancer Genome Reveals Wandering Genes
  2. February 13, 2011 - Scientists discover potential new target for prostate cancer treatment
Background


Celiac disease

References:
  1. February 9, 2011 - Human and mouse studies sharpen focus on cause of celiac disease
Background


Staphylococcus aureus antibiotics

References:
  1. February 10, 2011 - The Staph Bug's Achilles' Heel
  2. February 10, 2011 - Cellular chaos fights infection
  3. February 10, 2011 - A new way to attack pathogens: RNA recycling system gone awry brings MRSA to a halt
Background


AIDS

References:
  1. February 10, 2011 - Circulating blood antibodies are not required for HIV protection
Background


Spinal cord repair

References:
  1. February 10, 2011 - Spaghetti junction bridges gaps in broken spines
Background


Nanobiotechnology

References:
  1. February 11, 2011 - Nanoparticles may enhance circulating tumor cell detection
Background


Avian flu

References:
  1. February 13, 2011 - S. Korea detects fresh bird flu outbreaks
Background


Copyright © 2011 by Charles Daney, All Rights Reserved