WHAT PHYSICAL PROCESSES CAUSED THIS DESTRUCTION?   The destruction in Indonesia was caused by a 7.5 magnitude earthquake that struck just off the central island of Sulawesi.  The earthquake then set off a large powerful tsunami that engulfed the coastal city of Palu.  These processes caused the soil to liquify which resulted in buildings… Continue reading →

The Case for Tolerating E-Cigarettes By AMY L. FAIRCHILD and JAMES COLGROVEDEC. 8, 2013 DEBATE over e-cigarettes — battery-powered cigarette look-alikes that heat liquid nicotine but emit a harmless vapor — is raging. New York City and Chicago are considering adding e-cigarettes to their bans on smoking in bars, restaurants and parks, and Los Angeles is moving to restrict e-cigarette sales, even though e-cigarettes don’t generate… Continue reading →