Volume 4, Nov 2009

· Radially Open Sets, by Perera, Dharmakeerthi S., Moreno, Andres C., and Yadiberet , Cybele D.

· A New Perspective on Numerical Trigonometric Approximations, by Alex Eftimiades

· Automatic Pitch Detection Using Speech Segmentation and Autocorrelation, by Estefany Carrillo and Bathiya Senevirathna

· Red Hair: A Mutation, A Royal Trait, and Sometimes a Curse, by Aminah Sheikh

· Stem Cells and Their Potential Role in Treating Parkinson’s Disease, by Simon C. Maxwell

· Ethanol - THE NEW (OLD) Fuel OF The Future, by George Dancer