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Understanding Ebola Fears & Viral Mutations

Ebola hysteria dominated popular news in 2014.  However, since the outbreak began to draw attention in March earlier this year, only two people have been infected in the United States.  Did this really warrant non-stop media coverage? Much of this…

Challenges of Care in Resource-Poor Environments: Dengue Fever

Diseases transmitted by arthropods (e.g. mosquitoes and ticks) are very common in areas with warmer climates such as Central and South America, Africa and Asia. These diseases, which include malaria, dengue fever, and Chikungunya, are classified as…

An Introduction to Infectious Disease

How are other living organisms threatening to human beings? We could be mauled by bears, poisoned by mushrooms, or stung by wasps. However, what if that organism was small—microscopically small? These tiny organisms can sometimes make us sick with…

Big Role for Bacteria in Human Population Dynamics?

The age distribution of human populations is unique among animal species. Children remain dependent on their parents for an extended time, and the elderly live long after the end of their reproductive period. Some scientists now speculate that…

New route to the origin of life? Probably not.

From Scientists recreate what may be life’s first spark Credit: Wikimedia Commons, http://en.wikipedia.org/wiki/Nucleobase#mediaviewer/File:DNA_chemical_structure.svg How did life originate? This puzzle has been studied by scientists for hundreds of…

Why do male smokers have higher cancer rates than female smokers?

When it comes to smoking and cancer, men are mysteriously worse off: over 30% of cancer deaths in males are connected to smoking, compared to ~20% in women. It’s not all due to lung cancer either – male smokers also have a higher incidence of…