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Volume 10, Number 51
December 19, 2011


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

Cosmological simulation
Colossal magnetoresistance
Higgs boson
Massive stars
Large infrared galaxies
Extrasolar planets
Paleoclimatology
Gamma rays from a supernova remnant
Star-forming regions
Neutrino detectors
Water on Mars
Type Ia supernovae
Galaxy clusters
Sagittarius A*
Arctic methane
Global warming
James Webb Space Telescope
Black holes
Dark flow
Globular clusters
Quantum theory
Triassic-Jurassic mass extinction

Technology

Graphene
Carbon nanotubes and 3D electronics
Nanotechnology
Flexible electronics
Optical fibers with amorphous silicon coating
Photovoltaics
Quantum dots
Quantum computing
Optical microresonators
Optical nanopatterning
Data mining
Superconductivity
Carbon nanotubes
Hydrogen production

Life sciences

Human hairlessnes
Bacterial communication
Lungfish locomotion
Centromeres, epigenetics, and mitosis
B cells, the intestines, and the immune system
Calorie restriction, AMPK, and aging
Neanderthals
Phylogenetics of mammals
Mitosis
Brown fat, macrophages, and metabolism
Chaperones and stress
Extremophiles
Functional phylogenomics of plants
Multicellularity
Epigenetics
B cells
Immune system effector cells
Cellular ion pumps

Neuroscience, psychology, and behavior

Brain-imaging studies
Autism
Astrocytes
Sexual experience and dendritic spines
Associative memory and acetylcholine
Olfactory receptors
Neurosteroids and stress control
Melatonin
Corvid learning
Development of the thalamus
Nerve growth
Sensory integration
Schizophrenia

Health and medicine

Antibiotic resistance
Stem cells
Parkinson's disease
Cancer
Cancer biology
Cardiovascular disease
Vaccines
Malaria
Diabetes
Alzheimer's disease
Multiple sclerosis
Nanobiotechnology
Revival of exhausted T cells
Autoimmune disease
Psoriasis
AIDS
Gene therapy
Tuberculosis
Inflammatory bowel disease
MicroRNA and cancer



Physical sciences


Cosmological simulation

References:
  1. December 12, 2011 - Largest-Ever Simulation of the Universe Revealed
  2. December 16, 2011 - Supercomputer recreates the early cosmos
Technical papers:
  1. The New Horizon Run Cosmological N-Body Simulations
Background, Background


Colossal magnetoresistance

References:
  1. December 12, 2011 - Colossal magnetoresistance occurs when nanoclusters form at specific temperatures
Background


Higgs boson

References:
  1. December 12, 2011 - Scientists excited over hints of finding an elusive particle
  2. December 12, 2011 - Higgs boson: Have they found it?
  3. December 13, 2011 - Possible Hints of the Higgs Remain in Latest Analyses - also here, here
  4. December 13, 2011 - Detectors home in on Higgs boson
  5. December 13, 2011 - In Search for Higgs Boson, Physicists Report a Definite Maybe
  6. December 13, 2011 - Possible Higgs boson signals, but we won't know for sure until next year
  7. December 13, 2011 - LHC May Have Revealed First Hints of Higgs
  8. December 13, 2011 - Tantalizing hints of long-sought particle
  9. December 13, 2011 - Physicists catch a glimpse of Higgs boson
  10. December 13, 2011 - Higgs boson corralled by CERN detectors
  11. December 13, 2011 - Particle Physicists Report 'Intriguing Hints' of Higgs Boson - also here
  12. December 13, 2011 - Tantalizing Hints of Elusive Higgs Particle Announced
  13. December 13, 2011 - Possible signs of the Higgs remain in latest analyses
  14. December 13, 2011 - CERN plans to announce latest results in search for Higgs boson particle
  15. December 13, 2011 - Long-Sought Higgs Boson Cornered, Scientists Say
  16. December 13, 2011 - Higgs hunters close in on their quarry
  17. December 13, 2011 - CERN Not Sure If What It's Seeing Is Higgs-Boson 'God Particle'
  18. December 13, 2011 - Long-Sought Higgs Particle Cornered, Scientists Say
  19. December 13, 2011 - Physicists close in on elusive subatomic particle
  20. December 13, 2011 - Why do objects have mass? The elusive Higgs boson could hold the key - also here
  21. December 13, 2011 - LHC sees hint of lightweight Higgs boson
  22. December 13, 2011 - The Higgs boson: Vital to life but is it there?
  23. December 14, 2011 - Scientists home in on missing link of physics
  24. December 14, 2011 - Physicists weigh up Higgs signals
Background


Massive stars

References:
  1. December 12, 2011 - Stars: How big is big?
Technical papers:
  1. Wind Models for Very Massive Stars in the Local Universe
Background


Large infrared galaxies

References:
  1. December 12, 2011 - Mysterious red galaxies
Technical papers:
  1. Four IRAC Sources with an Extremely Red H-[3.6] Color: Passive or Dusty Galaxies at z>4.5? - also here
Background, Background


Extrasolar planets

References:
  1. December 12, 2011 - Haul of 50 oscillating stars with orbiting planets found by Kepler Spacecraft
  2. December 13, 2011 - Super-Earths give theorists a super headache
  3. December 15, 2011 - Alien Planets With No Spin May Be Too Harsh for Life
Background


Paleoclimatology

References:
  1. December 13, 2011 - Rapid CO2 drop froze the Antarctic
  2. December 14, 2011 - Ice sheets can expand in a geologic instant, Arctic study shows
Background


Gamma rays from a supernova remnant

References:
  1. December 13, 2011 - Fermi shows that Tycho's star shines in gamma rays
  2. December 14, 2011 - Tycho's star lives on in gamma rays
  3. December 27, 2011 - Famous Star Explosion May Help Solve Cosmic Mystery
Background, Background, Background


Star-forming regions

References:
  1. December 13, 2011 - Young star rebels against its parent cloud - also here
  2. December 16, 2011 - Hubble images celestial snow angel in 3D
Background


Neutrino detectors

References:
  1. December 13, 2011 - Test paves way for 15,000-ton neutrino detector
Background


Water on Mars

References:
  1. December 13, 2011 - Life possible on 'large parts' of Mars
Background


Type Ia supernovae

References:
  1. December 14, 2011 - Supernova Caught in the Act - also here
  2. December 14, 2011 - Early observations identify star at heart of nearby supernova
  3. December 14, 2011 - Closest Type Ia supernova in decades solves a cosmic mystery
  4. December 14, 2011 - Cosmic Autopsy Reveals Youngest Supernova's Origins
  5. December 15, 2011 - Closest supernova in years solves mystery
  6. December 15, 2011 - Supernova secrets revealed
  7. December 20, 2011 - Supernova next door leaves its origin in its ashes
Background


Galaxy clusters

References:
  1. December 14, 2011 - A galaxy cluster gets sloshed
Background


Sagittarius A*

References:
  1. December 14, 2011 - Warning: Black Hole Dead Ahead!
  2. December 14, 2011 - The Milky Way's black hole may spring to life in 2013
  3. December 14, 2011 - Cloud Could Soon Meet Its Demise in Milky Way's Black Hole
  4. December 14, 2011 - A black hole's dinner is fast approaching - also here
  5. December 14, 2011 - Black Hole Breakfast En Route
  6. December 14, 2011 - Supermassive black hole will 'eat' gas cloud
  7. December 14, 2011 - Cloud suicide will wake black hole sleeping giant
  8. December 15, 2011 - Milky Way's black hole to devour gas cloud
  9. December 16, 2011 - Our black hole's impending lunch
  10. December 19, 2011 - Black Hole Forecast: A Cold Gas Cloud
Background, Background


Arctic methane

References:
  1. December 14, 2011 - Rapid rise in Arctic methane shocks scientists
Background


Global warming

References:
  1. December 15, 2011 - A Himalayan Glacier Deflates
Background


James Webb Space Telescope

References:
  1. December 15, 2011 - For NASA Webb telescope engineers, COCOA this winter means precision testing
Background


Black holes

References:
  1. December 15, 2011 - NASA's RXTE detect 'heartbeat' of smallest black hole candidate - also here
  2. December 16, 2011 - X-Ray Heartbeat May Reveal Smallest Black Hole Ever Found
  3. December 19, 2011 - Smallest black hole just a heartbeat
  4. January 6, 2012 - Heartbeat Suggests Smallest Black Hole
Background


Dark flow

References:
  1. December 16, 2011 - Supernova research challenges cosmic "dark flow" mystery - also here
Background


Globular clusters

References:
  1. December 15, 2011 - First low-mass star detected in globular cluster
Background, Background


Quantum theory

References:
  1. December 16, 2011 - Quantum cats are hard to see
Background


Triassic-Jurassic mass extinction

References:
  1. December 16, 2011 - Seeking a pot of geological gold
  2. December 29, 2011 - Scientists Hunt for Meteor Crash Clues in 200-Million-Year-Old Murder Mystery
Background



Technology


Graphene

References:
  1. December 12, 2011 - How long do electrons live in graphene?
Background


Carbon nanotubes and 3D electronics

References:
  1. December 12, 2011 - Carbon nanotubes best for 3D electronics
Background, Background


Nanotechnology

References:
  1. December 12, 2011 - Corrosion carves out 3D nanostructures
Background


Flexible electronics

References:
  1. December 13, 2011 - New path to flex and stretch electronics: Researchers develop solution-based fabrication technique
Background


Optical fibers with amorphous silicon coating

References:
  1. December 13, 2011 - First electronic optical fibers with hydrogenated amorphous silicon are developed
Background


Photovoltaics

References:
  1. December 13, 2011 - New dye will lead to more efficient solar energy technology
  2. December 15, 2011 - Solar Cells Capture Lost Energy
  3. December 15, 2011 - Scientists report first solar cell producing more electrons in photocurrent than solar photons entering cell
  4. December 15, 2011 - Discovery of a 'dark state' could increase maximum theoretical efficiency of solar cells from 31 to 44 percent
  5. December 15, 2011 - Imec, Polyera, Solvay set 8.3 efficiency record for organic solar cell with inverted device
Background


Quantum dots

References:
  1. December 13, 2011 - Here come the quantum dot TVs and wallpaper
  2. December 16, 2011 - Researchers prepare cheap quantum dot solar paint
Background


Quantum computing

References:
  1. December 14, 2011 - Madrid duo fire up quantum contender to Google search
Background


Optical microresonators

References:
  1. December 14, 2011 - Optical fiber innovation could make future optical computers a 'SNAP'
Background


Optical nanopatterning

References:
  1. December 14, 2011 - New advance could lead to even smaller features in the constant quest for more compact, faster microchips
Background, Background


Data mining

References:
  1. December 15, 2011 - Tool detects patterns hidden in vast data sets - also here
Background


Superconductivity

References:
  1. December 15, 2011 - Chemists propose explanation for superconductivity at high temperatures
  2. December 15, 2011 - Pnictide Gap Symmetry
Background


Carbon nanotubes

References:
  1. December 16, 2011 - Nanotube Bundles Show Promise for Solar Cells
Background


Hydrogen production

References:
  1. December 16, 2011 - Artificial Photosynthesis: Twice as Efficient as the Real Thing
  2. December 19, 2011 - Souped up photosynthesis produces H2
  3. December 20, 2011 - Researchers figure out how to outperform nature's photosynthesis
Background



Life sciences


Human hairlessnes

References:
  1. December 12, 2011 - Why People Lost Their Fur
  2. December 13, 2011 - New model suggests early humans lost fur after developing bipedalism
Background


Bacterial communication

References:
  1. December 12, 2011 - Tiny protein helps bacteria 'talk' and triggers defensive response in plants
Background


Lungfish locomotion

References:
  1. December 12, 2011 - Fins, not feet, may have made fossil 'footprints'
  2. December 12, 2011 - Ancient Fish Takes a Walk
  3. December 12, 2011 - A small step for lungfish, a big step for the evolution of walking
  4. December 12, 2011 - Fish may have started walking underwater
  5. December 14, 2011 - Devonian-era lungfish may have faked us out, left tetrapod-like tracks
  6. December 14, 2011 - Walking may have had wet start
Background


Centromeres, epigenetics, and mitosis

References:
  1. December 12, 2011 - Scientists show how cells accurately inherit information that is not contained in their genes
Background, Background


B cells, the intestines, and the immune system

References:
  1. December 12, 2011 - Intestine crucial to function of immune cells, research shows
Background


Calorie restriction, AMPK, and aging

References:
  1. December 12, 2011 - Study shows how nutrient levels affect enzyme associated with aging process
Background


Neanderthals

References:
  1. December 13, 2011 - Did a good sense of smell give us an evolutionary advantage over Neanderthals?
  2. December 16, 2011 - The age of Neanderthal personal genomics begins
Background


Phylogenetics of mammals

References:
  1. December 13, 2011 - Creating the Tree of Life
Background, Background


Mitosis

References:
  1. December 13, 2011 - Crucial step in cell division discovered
Background


Brown fat, macrophages, and metabolism

References:
  1. December 13, 2011 - Ability of brown fat to burn calories linked to immune cells
Background, Background


Chaperones and stress

References:
  1. December 14, 2011 - For nematode worms, a bigger stress response means a healthier, longer life, but fewer babies
Background


Extremophiles

References:
  1. December 15, 2011 - Scientists find microbes in lava tube living in conditions like those on Mars - also here, here
  2. December 16, 2011 - Researchers discover microbes in Oregon thriving in extreme, Mars-like conditions
  3. January 3, 2012 - Martian Life Might Thrive in Lava Tubes, Study Suggests
  4. January 4, 2012 - Bacteria Survive in Cold, Dry, Mars-like Conditions By Living Off Iron
Background, Background


Functional phylogenomics of plants

References:
  1. December 15, 2011 - Genome Tree of Life is Largest Yet For Seed Plants - also here
  2. December 21, 2011 - Genome 'tree of life' is largest yet for seed plants
Background


Multicellularity

References:
  1. December 15, 2011 - Close Family Ties Keep Microbial Cheaters in Check, Study Finds
  2. December 15, 2011 - Experiments explain why almost all multicellular organisms begin life as a single cell
Background


Epigenetics

References:
  1. December 15, 2011 - Novel epigenetic patterns involved in cell fate regulation
Background


B cells

References:
  1. December 15, 2011 - New study shows how B cells may generate antibodies after vaccination
Background


Immune system effector cells

References:
  1. December 15, 2011 - Hide and seek signals
Background


Cellular ion pumps

References:
  1. December 16, 2011 - Deciphering the mechanism of an ion pump
Background



Neuroscience, psychology, and behavior


Brain-imaging studies

References:
  1. December 12, 2011 - How the 'Thermal Grill' Illusion Tricks the Mind
  2. December 14, 2011 - How doctors make diagnoses
  3. December 14, 2011 - A brain's failure to appreciate others may permit human atrocities
Background


Autism

References:
  1. December 12, 2011 - Researchers study autism by making stem cells from autistic patients
  2. December 12, 2011 - Autism researchers make exciting strides
Background


Astrocytes

References:
  1. December 12, 2011 - Researchers decipher the role of proteins in the cell environment
Background


Sexual experience and dendritic spines

References:
  1. December 12, 2011 - Sex on the brain is different for males and females
Technical papers:
  1. Membrane-Initiated Estradiol Signaling Induces Spinogenesis Required for Female Sexual Receptivity
Background


Associative memory and acetylcholine

References:
  1. December 13, 2011 - Scientists provide potential explanation for mechanisms of associative memory - also here
Background


Olfactory receptors

References:
  1. December 13, 2011 - A good nose: Researchers decipher interaction of fragrances and olfactory receptors
Background


Neurosteroids and stress control

References:
  1. December 13, 2011 - Novel mechanism regulating stress identified
Background


Melatonin

References:
  1. December 14, 2011 - Tireless research reveals secrets of the 'sleep hormone' - also here
Background, Background


Corvid learning

References:
  1. December 14, 2011 - Crows show advanced learning abilities
Background


Development of the thalamus

References:
  1. December 14, 2011 - Researchers supply major results for understanding the thalamus, the 'relay center' of the brain
Background


Nerve growth

References:
  1. December 15, 2011 - Physicists 'turn signals' for neuron growth
Background


Sensory integration

References:
  1. December 15, 2011 - Multisensory integration: When correlation implies causation
Background


Schizophrenia

References:
  1. December 16, 2011 - Schizophrenia: Small genetic changes pose risk for disease
Background



Health and medicine


Antibiotic resistance

References:
  1. December 12, 2011 - Researchers discover a mechanism of drug resistance
  2. December 18, 2011 - Researchers use whole-genome sequencing to keep tabs on the development of antibiotic resistance in bacteria
Background


Stem cells

References:
  1. December 12, 2011 - Researchers say therapy improves stem cell engraftment in umbilical cord blood transplant recipients
  2. December 12, 2011 - Bone marrow and blood stem cell transplant survival rates equal, when donor is unrelated to patient
  3. December 13, 2011 - Study finds iPS cells match embryonic stem cells in modeling human disease
Background


Parkinson's disease

References:
  1. December 12, 2011 - Widespread brain atrophy detected in Parkinson's disease with newly developed structural pattern
  2. December 12, 2011 - Exercise/memory research for Parkinson's
  3. December 12, 2011 - Test for Alzheimer's disease predicts cognitive decline in Parkinson's disease
  4. December 13, 2011 - Reprogramming brain cells important first step for new Parkinson's therapy, study finds
  5. December 13, 2011 - Increased arm swing asymmetry is early sign of Parkinson's disease
  6. December 16, 2011 - Genetic factors can predict the progression of Parkinson's disease
Background


Cancer

References:
  1. December 12, 2011 - Study of two sisters sheds light on lymphoma evolution
  2. December 12, 2011 - 'PARP' drug sabotages DNA repair in pre-leukemic cells
  3. December 12, 2011 - Gene mutation signals a high risk of recurrence in some older acute-leukemia patients
  4. December 12, 2011 - New vaccine attacks breast cancer in mice
  5. December 12, 2011 - Scientists discover new way to target cancer
  6. December 12, 2011 - Two-faced leukemia?
  7. December 12, 2011 - Survival rates increase with chemotherapy alone in patients with limited-stage Hodgkin's lymphoma
  8. December 12, 2011 - Novel export-inhibitor shows promise for treating chronic lymphocytic leukemia
  9. December 12, 2011 - Gene inheritance patterns influence age of diagnosis in BRCA families
  10. December 13, 2011 - Scientists Develop Vaccine That Successfully Attacks Breast Cancer in Mice
  11. December 13, 2011 - Molecular markers can predict spread of cancer, guide treatment
  12. December 13, 2011 - Researchers find potential target for treating metastatic cancer
  13. December 13, 2011 - Prognostic model developed for MDS related to prior cancer therapy
  14. December 13, 2011 - Association of lifestyle and environmental factors with the risk of cancer
  15. December 13, 2011 - Fewer, larger radiotherapy doses prove safe for prostate cancer patients
  16. December 13, 2011 - AML patients have high response rate with vorinostat added to treatment
  17. December 13, 2011 - Peptide 'cocktail' elicits immune response to multiple myeloma
  18. December 13, 2011 - Vaccine attacks breast cancer in mice
  19. December 14, 2011 - RTOG initiates a phase I trial testing the therapy ganitumab for locally advanced pancreatic cancer
  20. December 14, 2011 - When standard treatment fails: Jefferson to start unique immunotherapy for brain tumor patients
  21. December 14, 2011 - KS-herpesvirus induces reprogramming of lymphatic endothelial cells to invasive mesenchymal cells
  22. December 14, 2011 - Heart drug may be effective for managing certain cancers: study
  23. December 14, 2011 - Simple test to help diagnose bowel and pancreatic cancer could save thousands of lives
  24. December 14, 2011 - New test to indicate likely spread or recurrence of breast cancer
  25. December 14, 2011 - Key genetic error found in family of blood cancers
  26. December 14, 2011 - Kicking cancer with carbon ions
  27. December 15, 2011 - Researchers discover hereditary predisposition of melanoma of the eye
  28. December 15, 2011 - Cancer from fetal exposure to carcinogens depends on dose, timing
  29. December 15, 2011 - RTOG activates study to determine best treatment strategies for patients with glioma brain tumors
  30. December 15, 2011 - Personalising the use of chemotherapy in breast cancer treatment
  31. December 15, 2011 - No higher risk of acute leukaemia in close relatives
  32. December 16, 2011 - Advantages and motivations uncertain behind use of brachytherapy for breast cancer radiotherapy
  33. December 16, 2011 - Spread of nasopharyngeal carcinoma is reduced by bevacizumab, according to phase 2 trial results
  34. December 16, 2011 - First comprehensive DNA study of mast cell leukemia uncovers clues that could improve therapy
  35. December 16, 2011 - Novel immuno-gene therapy shows promise for the treatment of rare, deadly form of cancer
Background


Cancer biology

References:
  1. December 12, 2011 - Massive DNA search uncovers new mutations driving blood cancer
  2. December 12, 2011 - How brain tumors invade
  3. December 14, 2011 - A gene that protects against colorectal cancers - also here
  4. December 14, 2011 - Scientists discover important cancer defence switch
  5. December 14, 2011 - Scientists show how BRCA1 cancer gene mutations harm breast cells
  6. December 15, 2011 - Researchers describe a new genetic program that converts static cells into mobile invasive cells
Background


Cardiovascular disease

References:
  1. December 12, 2011 - Overweight children face heart risks as young as 3, study says
  2. December 12, 2011 - Researchers identify agent responsible for protection against early stages of atherosclerosis
  3. December 13, 2011 - Cholesterol-lowering medication accelerates depletion of plaque in arteries
  4. December 15, 2011 - Polyphenol-rich diet could reduce cardiovascular risk
Background


Vaccines

References:
  1. December 12, 2011 - Research describes advantages of new vaccine adjuvant
Background


Malaria

References:
  1. December 12, 2011 - Researchers use new finding to clear bloodstream malaria infection in mice
Background


Diabetes

References:
  1. December 12, 2011 - Brief, high-intensity workouts show promise in helping diabetics lower blood sugar: study
  2. December 13, 2011 - Insulin signaling is distorted in pancreases of Type 2 diabetics
  3. December 13, 2011 - Study seeks to reduce cardiovascular risk
  4. December 16, 2011 - Antibody injection promising for diabetes and obesity
Background


Alzheimer's disease

References:
  1. December 12, 2011 - Researchers illuminate the gap between experience and association
  2. December 14, 2011 - Alzheimer's drug candidate may be first to prevent disease progression
  3. December 14, 2011 - Antioxidant has potential in the Alzheimer's fight, researchers find
  4. December 14, 2011 - Biochemical signature predicts progression to Alzheimer's disease
  5. December 15, 2011 - From heterogeneous patient measurements towards earlier diagnosis in Alzheimer's disease
Background


Multiple sclerosis

References:
  1. December 12, 2011 - Fooling immune system reverses mice multiple sclerosis
  2. December 15, 2011 - Using powerful MRI to track iron levels in brain could be new way to monitor progression of MS
Background


Nanobiotechnology

References:
  1. December 13, 2011 - New pretreatment process delivers biocompatible, stable gold nanorods for tumor treatment
  2. December 13, 2011 - Nanoparticles help researchers deliver steroids to retina
Background


Revival of exhausted T cells

References:
  1. December 13, 2011 - 'Pep talk' can revive immune cells exhausted by chronic viral infection
Background


Autoimmune disease

References:
  1. December 13, 2011 - Better and more affordable treatments for sufferers of autoimmune diseases
Background


Psoriasis

References:
  1. December 13, 2011 - Improving psoriasis with GLP-1 analogue therapy
Background


AIDS

References:
  1. December 14, 2011 - Gladstone Scientists Identify Human Proteins that May Fuel HIV/AIDS Transmission - also here
  2. December 14, 2011 - Semen Protein Boosts HIV Transmission
  3. December 16, 2011 - Study suggests early ART in recently HIV-infected patients preferable to delayed treatment
Background


Gene therapy

References:
  1. December 15, 2011 - Spiral proteins are efficient gene delivery agents
Background


Tuberculosis

References:
  1. December 15, 2011 - Why Tuberculosis Is So Hard to Cure
  2. December 15, 2011 - Study uncovers evidence on how drug-resistant tuberculosis cells form
Background


Inflammatory bowel disease

References:
  1. December 15, 2011 - Team pinpoints amino acid variation in immune response gene linked with ulcerative colitis
Background


MicroRNA and cancer

References:
  1. December 16, 2011 - No brakes on breast cancer cells
Background, Background


Copyright © 2011 by Charles Daney, All Rights Reserved