2003³â 12¿ù ScienceNow   [Index l Pre l Next]

2003. 12. 23 ´º½º


• White Meat or Dark?
  Researchers find a protein that determines whether muscle is fast- or slow-twitch
• Quarks in a Surprising Spin
  Odd behavior of down quarks poses new questions for physicists
• NASA Bows to Military in Christmas Battle
  Agency gives up on Santa-tracking program

  2003. 12. 22 ´º½º
  

• Is SARS a Mosaic Virus?
  Genome study suggests avian and mammalian roots
• Fusion Frustration
  Stalemate over site stalls reactor plans

  2003. 12. 19 ´º½º
  

• Too Much Crunching on Rainforest Nuts?
  A major part of the rainforest economy appears unsustainable
• A Shadow Over Dark Energy
  Cluster observations cast doubt on cosmological concordance model
• Snacks for Fat Cats?
  Another sterol can take over in cholesterol-free mice

  2003. 12. 18 ´º½º
  

• Breakthrough of the Year: Microwave Mapping
  New view of the infant cosmos brings sharper understanding of the universe
• And the Runners-up ...
  A fruitful year for research on mental illness, global warming, and other areas
• Spitzer Telescope Sparkles in Debut
  NASA's new infrared observatory wows with its first images

  2003. 12. 17 ´º½º
  

• SARS Strikes Another Scientist
  New case in Taiwan highlights risk of outbreaks from lab accidents
• New Twist on Old Chemistry
  Organic chemists create the first stable Möbius molecule
• Carving Up the Past
  Ancient ivory figures fuel debate over early artistic aspirations

  2003. 12. 16 ´º½º
  

• Big-Brain Gene?
  A gene may have helped hominids boost their brain size
• Climate Crafts Unique Violins?
  A unique cold snap may have imbued Stradivari's wood with glorious resonance
• Lockout Leads to Sex Reversal
  When a protein can't get into the nucleus, genetic males appear female

  2003. 12. 15 ´º½º
  

• Cow Genome Project Mooves Forward
  Department of Agriculture gets serious about sequencing
• Coral Harbor "Vertebrate" Genes
  Surprise finding overturns assumptions about vertebrate evolution

  2003. 12. 12 ´º½º
  

• Earth's Waning Magnet
  The planet's magnetic field is subsiding--could a reversal be near?
• Ho, Ho, Hum
  Kids these days just aren't excited to see Santa Claus
• Orchid Bees Really Suck
  For these bees, lapping nectar is passé; drinking straws are all the rage
• Mother of All Marsupials
  Discovery of oldest fossil relative will shed light on origins

  2003. 12. 11 ´º½º
  

• Egyptians Went With the Flow
  Satellite images suggest that drought forced ancient settlements to follow the water
• Humans, Chimps Wear Different Genes
  Cross-species genome comparisons hold clues to human evolution

  2003. 12. 10 ´º½º
  

• Scientists Make Sperm in a Dish
  Sperm derived from stem cells fertilize oocytes for the first time
• Orphan Meteors Find Their Parent
  Researcher identifies the source of the year's most intense meteor shower
• Copepod Crash Leaves Cod Hungry
  Timing of abundance of food may worsen effects of overfishing

  2003. 12. 9 ´º½º
  

• Forest Initiative Comes Under Fire
  Researchers and environmentalists criticize new law as short on science
• The Case for Monstrous Hawaiian Waves
  Shattered coral suggests that a "megatsunami" struck the Big Island 120,000 years ago
• Bad News for Eggnog Lovers
  Moderate tippling doesn't fend off stroke--and may shrink the brain
• ITER Still Looking for a Home
  Officials clarify fusion reactor's funding, if not its location

  2003. 12. 8 ´º½º
  

• Faults May Gang Up On L.A.
  A large quake on the San Jacinto fault might incite nearby faults
• Nibbling Away at DNA
  Enzymes that chew up chromosome tips may contribute to cancer
• Tiny Pathogens Yield Big Scholarships
  Studies of proteins and West Nile virus earn prizes for high school students

  2003. 12. 5 ´º½º
  

• Early Success for SARS Vaccine
  Virus-based vaccine spurs dual immune response in monkeys
• Did Natural Gas Paint the Desert?
  New evidence that seeping gas and oil bleached the Navajo Sandstone
• The Elephants of Yore
  New fossils reveal a plethora of African mammals in the late Oligocene

  2003. 12. 4 ´º½º
  

• Crustaceans Against Change
  Fossil reveals 425-million-year history of resisting innovation
• Estrogen Steps Up to the Platelet
  Sex hormone shows new talent: keeping blood healthy
• Mantle Plumes-a-Plenty?
  Seismologists claim long-sought evidence of plumes of hot rock

  2003. 12. 03 ´º½º
  

• Our Leaky Solar Shield
  Particles from the sun bombard the planet through long-lasting magnetic rifts
• Minority Science Program Facing Termination?
  California governor proposes cutting aid for underrepresented students
• Canada Digs Deep for Particle Physics
  New money will expand research at Sudbury mine

  2003. 12. 02 ´º½º
  

• Butler May Face Long Jail Sentence
  Microbiologist acquitted on most plague charges, convicted of fraud
• Squeezing Jumbo Genes From Ivory
  DNA typing of elephant tusks may help curb illegal trade
• Studying Security
  Department of Homeland Security announces first academic research center

  2003. 12. 01 ´º½º
  

• Studying Security
  Department of Homeland Security announces first academic research center
• Congress Boosts Science Budget
  Research catches a break in catch-all spending bill
• Doppler Done Backward
  Demonstration of inverse Doppler effect ends 60-year quest
• A Bacterium's Borrowed Weapon
  Triple-threat microbe gained antibiotic resistance from another bug