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Forming New Brain Cells: Key Regulatory Peptide Discovered
November 29, 2009 — The generation of new nerve cells in the brain is regulated by a peptide known as C3a, which directly affects the stem cells' maturation into nerve cells and is also important for the migration of ... > full story -
Oceanic Crust Formation Is Dynamic After All
November 29, 2009 — Earth scientists have found strong evidence that the geological processes that lead to the formation of oceanic crust are not as uniformly passive as believed. They found centers of dynamic upwelling ... > full story -
Measuring and Modeling Blood Flow in Malaria
November 29, 2009 — When people have malaria, they are infected with Plasmodium parasites, which enter the body from the saliva of a mosquito, infect cells in the liver, and then spread to red blood cells. Inside the ... > full story -
New Nanocrystalline Diamond Probes Overcome Wear
November 29, 2009 — Researchers have developed, characterized, and modeled a new kind of probe used in atomic force microscopy, which images, measures, and manipulates matter at the nanoscale. Using diamond, researchers ... > full story -
Motivational 'Women-Only' Cardiac Rehab Improves Symptoms of Depression
November 29, 2009 — Women who participated in a motivational cardiac rehab program designed for women experienced less symptoms of depression. The positive impact of the women-centered program remained six months after ... > full story -
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Traditional Indigenous Fire Management Techniques Deployed Against Climate Change
November 29, 2009 — A landmark Australian project that mitigates the extent and severity of natural savannah blazes by deploying traditional Indigenous fire management techniques is being hailed as a model with vast ... > full story -
Men and Women May Respond Differently to Danger
November 29, 2009 — Researchers using functional magnetic resonance imaging to study brain activation have found that men and women respond differently to positive and negative stimuli, according to a new ... > full story -
Biological Basis of 'Bacterial Immune System' Discovered
November 28, 2009 — Scientists have discovered how the bacterial immune system works, and the finding could lead to new classes of targeted antibiotics, new tools to study gene function in microorganisms and more stable ... > full story -
New Device Implanted by Surgeons Help Paralyzed Patients Breathe Easier
November 28, 2009 — Physicians will soon begin implanting a new device designed to improve breathing in patients with upper spinal-cord injuries or other diseases that keep them from breathing ... > full story -
Fruit Fly Sperm Makes Females Do Housework After Sex
November 28, 2009 — The sperm of male fruit flies are coated with a chemical 'sex peptide' which inhibits the female's usual afternoon siesta and compels her into an intense period of foraging ... > full story -
Bell's Palsy: Study Calls for Rethink of Cause and Treatment
November 28, 2009 — Drugs widely prescribed to treat facial paralysis in Bell's palsy are ineffective and are based on false notions of the cause of the condition, according to researchers. They say research must now ... > full story -
Nuclear Waste Reduction: Polymers Designed to Mop Up Radioactive Isotopes
November 28, 2009 — Nuclear power could solve our energy problems but it has rather nasty by-products: radioactive waste. Not only the disposal of the old core rods but also reactor operation results in a large amount ... > full story
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