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  When Bar Fights Get Mean, Bystanders Intervene

  July 23, 2013 — People are more likely to try to break up a bar fight when they believe the conflict is too violent, or has the potential to become more violent, according to ... > full story
• Mars
  Solar System
  Space Missions
  NASA
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  Valley Networks Suggest Ancient Snowfall on Mars

  July 23, 2013 — Researchers have shown that some Martian valleys appear to have been caused by runoff from orographic precipitation -- moisture carried part of the way up a mountain and deposited on the slopes. The ... > full story
• Disability
  Today's Healthcare
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  Pain of Artificial Legs Could Be Eased by Real-Time Monitoring

  July 23, 2013 — Engineers have developed a device that tracks how much a person's limb swells and shrinks when inside a prosthetic socket. The data could help doctors and patients predict how and when their limbs ... > full story
• Sleep Disorders
  Skin Care
  Insomnia Research
  Insomnia
  Psoriasis
  Sleep Disorder Research
   
  

  Sleep Deprivation Linked to Aging Skin, Study Suggests

  July 23, 2013 — In a first-of-its-kind clinical trial, physician-scientists found that sleep quality impacts skin function and aging. The study, commissioned by Estée Lauder, demonstrated that poor sleepers ... > full story
• Brain Tumor
  Cancer
  Lung Cancer
  Medical Imaging
  Personalized Medicine
  Breast Cancer
   

  Oxygen – Key to Most Life – Decelerates Many Cancer Tumors When Combined With Radiation Therapy

  July 23, 2013 — A multidisciplinary team has found that measuring the oxygenation of tumors can be a valuable tool in guiding radiation therapy, opening the door for personalized therapies that keep tumors in check ... > full story
• Brain Tumor
  Cancer
  Leukemia
  Skin Cancer
  Pancreatic Cancer
  Lymphoma
   

  Pathways Activated in Most K9 Bone Tumors Not Driving the Worst Bone Tumors

  July 23, 2013 — A new study shows NOTCH signaling elevated in K9 osteosarcoma, but aspects of Notch signaling noticeably deactivated in the worst ... > full story
• Bacteria
  Extreme Survival
  Microbes and More
  Microbiology
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  Biotechnology and Bioengineering
   
  

  Purple Bacteria on Earth Could Survive Alien Light

  July 23, 2013 — Purple bacteria contain pigments that allow them to use sunlight as their source of energy, hence their color. Physicists recently found that these organisms can also survive in the presence of ... > full story
• Mental Health Research
  Stress
  Mental Health
  Workplace Health
  PTSD
  Depression
   

  Optimists Better at Regulating Stress

  July 23, 2013 — It's no surprise that those who tend to see a rose's blooms before its thorns are also better at handling stress. But science has failed to reliably associate optimism with individuals' biological ... > full story
• Pharmacology
  Pharmaceuticals
  HIV and AIDS
  Infectious Diseases
  Tuberculosis
  Human Biology
   

  Natural Pest Control Protein Effective Against Hookworm: A Billion Could Benefit

  July 23, 2013 — A benign crystal protein, produced naturally by bacteria and used as an organic pesticide, could be a safe, inexpensive treatment for parasitic worms in humans and provide effective relief to over a ... > full story
• Virology
  Viruses
  Immune System
  HIV and AIDS
  Lymphoma
  Microbes and More
   

  Vulnerabilities of the Deadly Ebola Virus Identified

  July 23, 2013 — Disabling a protein in Ebola virus cells can stop the virus from replicating and infecting the host, according to new ... > full story

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