The United States Dept. of Justice on Friday announced that Google must fulfill some requirements in order to proceed with its proposed acquisition of ITA Software in order to protect competitiveness in airfare systems.
European airlines on Wednesday were forced to again cancel hundreds of flights while experts say the ash cloud coverage from Grímsvötn is expected to soon dissipate.
Flying high above the earth where the air is thin, the human body requires enough oxygen to keep it functioning. But how exactly are the necessary oxygen levels provided, and what happens when aircraft pressurization systems fa...