Category: Winter 2013Page 2 of 2
New evidence shows that droughts were a significant factor in the fall of the Mayan civilization. Paleoclimatologist Douglas Kennett of Pennsylvania State University led an international team of…
The human immunodeficiency virus (HIV) infection and its more advanced counterpart, acquired immunodeficiency syndrome (AIDS), affect approximately 34 million people worldwide, with the number of infected patients growing…
Living “green” has become a popular trend in the last twenty years, and reducing oil consumption remains an important goal for the sustainably-minded today. One of the top…