Geochemistry News

• Extrasolar Planets
  Solar System
  Uranus
  Kuiper Belt
  Pluto
  Neptune
   
  

  Weather on the Outer Planets Only Goes So Deep

  May 16, 2013 — What is the long-range weather forecast for the giant planets Uranus and Neptune? These planets are home to extreme winds blowing at speeds of over 1000 km/hour, hurricane-like storms as large around ... > full story
• Nanotechnology
  Physics
  Materials Science
  Quantum Physics
  Graphene
  Civil Engineering
   
  

  Carbon in a Twirl: The Science Behind a Self-Assembled Nano-Carbon Helix

  May 16, 2013 — Nanotechnology draws on the fabrication of nanostructures. Scientists have now succeeded in growing a unique carbon structure at the nanoscale that resembles a tiny twirled mustache. Their method ... > full story
• Obesity
  Diet and Weight Loss
  Dieting and Weight Control
  Nutrition Research
  Brain Tumor
  Hypertension
   
  

  Vicious Cycle: Obesity Sustained by Changes in Brain Biochemistry

  May 16, 2013 — Scientists have shown that in the brain cells of rats, obesity impedes the production of a hormone that curbs appetite and inspires calorie burning. The root cause appears to be a breakdown in the ... > full story
• Ecology
  Exotic Species
  Ecosystems
  Rainforests
  Oceanography
  El Nino and La Nina
   

  Natural 'Keystone Molecules' Punch Over Their Weight in Ecosystems

  May 16, 2013 — Ecosystems are disproportionately influenced by "keystone molecules" that have powerful behavioral effects and contribute to ecosystem structure, according to a new general theory. The chemicals can ... > full story
• Materials Science
  Water
  Nature of Water
  Atmosphere
  Civil Engineering
  Pollution
   
  

  Nanoscavengers Could Usher in Next Generation Water Purification

  May 15, 2013 — A new synthetic nanoparticle could disinfect, depollute, and desalinate contaminated water and then get removed magnetically. This improves upon existing technologies through ultraresponsiveness to ... > full story
• Water
  Origin of Life
  Sustainability
  Fossils
  Drought Research
  Environmental Issues
   
  

  Billion-Year-Old Water Could Hold Clues to Life on Earth and Mars

  May 15, 2013 — Scientists have discovered ancient pockets of water, which have been isolated deep underground for billions of years and contain abundant chemicals known to support life. This water could be some of ... > full story
• Climate
  Global Warming
  Environmental Issues
  Geography
  Atmosphere
  Earth Science
   
  

  Fall Warming on Antarctic Peninsula Driven by Tropically Forced Circulation

  May 15, 2013 — New research shows that, in recent decades, fall is the only period of extensive warming over the entire Antarctic Peninsula, and it is mostly from atmospheric circulation patterns originating in the ... > full story
• Water
  Petroleum
  Air Quality
  Pollution
  Fossil Fuels
  Nature of Water
   

  Groundwater Unaffected by Shale Gas Production in Arkansas

  May 15, 2013 — A new study finds no evidence of groundwater contamination from shale gas production in ... > full story
• Oil Spills
  Petroleum
  Pollution
  Environmental Issues
  Energy Policy
  Hazardous Waste
   
  

  Cotton Offers a New Ecologically Friendly Way to Clean Up Oil Spills

  May 15, 2013 — With the Deepwater Horizon disaster emphasizing the need for better ways of cleaning up oil spills, scientists are reporting that unprocessed, raw cotton may be an ideal, ecologically friendly ... > full story
• Bacteria
  Obesity
  Diet and Weight Loss
  Microbes and More
  Diabetes
  Infectious Diseases
   
  

  Intestinal Bacterium Akkermansia Curbs Obesity

  May 15, 2013 — A dominant and useful bacterium called Akkermansia muciniphila is present in the intestinal system of all humans, from babies to the elderly. This microorganism is found in the intestinal mucus layer ... > full story

Search ScienceDaily